Abietinella abietina var. hystricosa
 - Abietinella abietina var. hystricosa (Mitt.) Sakurai ex Ignatov & Ignatova [ACCEPTED VARIETY 9916:9NCGT nidx=null]
 + Abietinella abietina var. hystricosa (Mitt.) Sakurai ex Ignatov & Ignatova [ACCEPTED VARIETY 9920:BJHLD nidx=null]
Acaulon muticum var. mediterraneum
 - Acaulon muticum var. mediterraneum (Limpr.) Sérgio [SYNONYM VARIETY 9916:9NCJG nidx=null parent=9MD9Z]
 + Acaulon muticum var. mediterraneum (Limpr.) Sérgio [SYNONYM VARIETY 9920:BJHLF nidx=null parent=9MD9Z]
Acaulon muticum var. rufescens
 - Acaulon muticum var. rufescens (A. Jaeger) H.A. Crum [ACCEPTED VARIETY 9916:9T6QG nidx=null]
 + Acaulon muticum var. rufescens (A. Jaeger) H.A. Crum [ACCEPTED VARIETY 9920:BJHLG nidx=null]
Achrophyllum magellanicum var. oligodontum
 - Achrophyllum magellanicum var. oligodontum (Matteri) Matteri [ACCEPTED VARIETY 9916:9N8FD nidx=null]
 + Achrophyllum magellanicum var. oligodontum (Matteri) Matteri [ACCEPTED VARIETY 9920:BJTDB nidx=null]
Acontia antica
 - Acontia antica Walker, 1869 [SYNONYM SPECIES 9916:92R9G nidx=null parent=9GZK]
 + Acontia antica Walker, 1862 [AMBIGUOUS_SYNONYM SPECIES 9920:BJ8J5 nidx=null parent=BJSZM]
Acontia margaritata
 - Acontia margaritata Druce, 1782 [ACCEPTED SPECIES 9916:9H3Z nidx=null]
 + Acontia margaritata (Drury, 1782) [SYNONYM SPECIES 9920:BJ8M6 nidx=null parent=BJ8M7]
Acontiinae
 - Acontiinae [ACCEPTED SUBFAMILY 9916:93MRB nidx=null]
 + Acontiinae Guenée, 1841 [ACCEPTED SUBFAMILY 9920:BJ6VW nidx=null]
Acronitus
 - Acronitus ??? [SYNONYM GENUS 9916:BG68Q nidx=null parent=84L4Y]
 + Acronitus ??? [SYNONYM GENUS 9920:BJJ9B nidx=null parent=84L4Y]
Acrostichum acutum
 - Acrostichum acutum Fée ex Kuhn [AMBIGUOUS_SYNONYM SPECIES 9916:B94WV nidx=null parent=BB9LN]
 + Acrostichum acutum Fée [AMBIGUOUS_SYNONYM SPECIES 9920:BJ9DT nidx=null parent=B9KNV]
Acrostichum lindbergii
 - Acrostichum lindbergii Mett. [SYNONYM SPECIES 9916:B95CB nidx=null parent=B9KJG]
 + Acrostichum lindbergii Mett. ex Kuhn [SYNONYM SPECIES 9920:BJ9DZ nidx=null parent=B9KJG]
Acrostichum propinquum
 - Acrostichum propinquum Mett. [SYNONYM SPECIES 9916:B95K5 nidx=null parent=B9KJG]
 + Acrostichum propinquum Mett. ex Kuhn [SYNONYM SPECIES 9920:BJ9F2 nidx=null parent=B9KJG]
Acteocina inconspicua
 - Acteocina inconspicua (H. Adams, 1852) [ACCEPTED SPECIES 9916:9CNJ4 nidx=null]
 + Acteocina inconspicua (H. Adams, 1872) [ACCEPTED SPECIES 9920:BJ8SC nidx=null]
Acyrthosiphon (Acyrthosiphon) vasiljevi
 - Acyrthosiphon (Acyrthosiphon) vasiljevi [ACCEPTED SPECIES 9916:B93QS nidx=null]
 + Acyrthosiphon (Acyrthosiphon) vasiljevi [ACCEPTED SPECIES 9920:BJ8ZJ nidx=null]
Adiantum lobatum
 - Adiantum lobatum Kunze [ACCEPTED SPECIES 9916:B96W4 nidx=null]
 + Adiantum lobatum Kunze ex Kuhn [AMBIGUOUS_SYNONYM SPECIES 9920:BJ9G5 nidx=null parent=BBFT4]
Aega cyclops
 - Aega cyclops Haswell, 1882 [SYNONYM SPECIES 9916:7QCSN nidx=null parent=64XGR]
 + Aega cyclops Haswell, 1881 [SYNONYM SPECIES 9920:BJ9GR nidx=null parent=BJ93X]
Aegiochus cyclops
 - Aegiochus cyclops (Haswell, 1882) [ACCEPTED SPECIES 9916:64XGR nidx=null]
 + Aegiochus cyclops (Haswell, 1881) [ACCEPTED SPECIES 9920:BJ93X nidx=null]
Aerobryopsis subdivergens subsp. scariosa
 - Aerobryopsis subdivergens subsp. scariosa (E.B. Bartram) Nog. [ACCEPTED SUBSPECIES 9916:9T5L5 nidx=null]
 + Aerobryopsis subdivergens subsp. scariosa (E.B. Bartram) Nog. [ACCEPTED SUBSPECIES 9920:BJH2C nidx=null]
Agabiformius obtusus
 - Agabiformius obtusus (Budde-Lund, 1909) [ACCEPTED SPECIES 9916:65J49 nidx=null]
 + Agabiformius obtusus (Budde-Lund, 1908) [ACCEPTED SPECIES 9920:BJ8WB nidx=null]
Aglophenia latecarinata
 - Aglophenia latecarinata [SYNONYM SPECIES 9916:662ZF nidx=null parent=5TRFX]
 + Aglophenia latecarinata (Allman, 1877) [SYNONYM SPECIES 9920:BJ6B2 nidx=null parent=5TRFX]
Agonum brunneus
 - Agonum brunneus (Letzner, 1852) unavailable name [SYNONYM SPECIES 9916:BFM5K nidx=null parent=664T3]
 + Agonum brunneus (Letzner, 1852) [SYNONYM SPECIES 9920:BJ9JR nidx=null parent=664T3]
Albarracina warionis
 - Albarracina warionis Oberthür, 1922 [ACCEPTED SPECIES 9916:BFKZ nidx=null]
 + Albarracina warionis (Oberthür, 1881) [ACCEPTED SPECIES 9920:BJ8X2 nidx=null]
Albinaria (Albinaria) brevicollis
 - Albinaria (Albinaria) brevicollis (L. Pfeiffer, 1850) [SYNONYM SPECIES 9916:BFT7 nidx=null parent=BFWR]
 + Albinaria (Albinaria) brevicollis (L. Pfeiffer, 1849) [SYNONYM SPECIES 9920:BJ8X3 nidx=null parent=BJ8X4]
Albinaria (Albinaria) brevicollis brevicollis
 - Albinaria (Albinaria) brevicollis brevicollis (L. Pfeiffer, 1850) [SYNONYM SUBSPECIES 9916:7TPPM nidx=null parent=7TPRW]
 + Albinaria (Albinaria) brevicollis brevicollis (L. Pfeiffer, 1849) [SYNONYM SUBSPECIES 9920:BJNX8 nidx=null parent=BJNX9]
Albinaria brevicollis
 - Albinaria brevicollis (L. Pfeiffer, 1850) [ACCEPTED SPECIES 9916:BFWR nidx=null]
 + Albinaria brevicollis (L. Pfeiffer, 1849) [ACCEPTED SPECIES 9920:BJ8X4 nidx=null]
Albinaria brevicollis brevicollis
 - Albinaria brevicollis brevicollis (L. Pfeiffer, 1850) [ACCEPTED SUBSPECIES 9916:7TPRW nidx=null]
 + Albinaria brevicollis brevicollis (L. Pfeiffer, 1849) [ACCEPTED SUBSPECIES 9920:BJNX9 nidx=null]
Aldrovanda
 - Aldrovanda [ACCEPTED GENUS 9916:RNF nidx=null]
 + Aldrovanda L. [ACCEPTED GENUS 9920:BJ5W8 nidx=null]
Amblystegium serpens subsp. columbiae
 - Amblystegium serpens subsp. columbiae Kindb. [SYNONYM SUBSPECIES 9916:9T5LY nidx=null parent=CP2R]
 + Amblystegium serpens subsp. columbiae Kindb. [SYNONYM SUBSPECIES 9920:BJH2G nidx=null parent=CP2R]
Amblystegium serpens var. juratzkanum
 - Amblystegium serpens var. juratzkanum (Schimp.) Rau & Herv. [SYNONYM VARIETY 9916:9T6YX nidx=null parent=CP2R]
 + Amblystegium serpens var. juratzkanum (Schimp.) Rau & Herv. [SYNONYM VARIETY 9920:BJHLK nidx=null parent=CP2R]
Amphiura scabiuscula
 - Amphiura scabiuscula Lütken [SYNONYM SPECIES 9916:BF9MS nidx=null parent=49WFN]
 + Amphiura scabiuscula [SYNONYM SPECIES 9920:BJ826 nidx=null parent=49WFN]
Anacolia menziesii var. baueri
 - Anacolia menziesii var. baueri (Hampe) Flowers [ACCEPTED VARIETY 9916:9N8J2 nidx=null]
 + Anacolia menziesii var. baueri (Hampe) Flowers [SYNONYM VARIETY 9920:BJHLL nidx=null parent=DBNP]
Anceus ferox
 - Anceus ferox Haswell, 1884 [SYNONYM SPECIES 9916:66LWJ nidx=null parent=392QR]
 + Anceus ferox Haswell, 1885 [SYNONYM SPECIES 9920:BJ9LQ nidx=null parent=BJG2F]
Anchiphiloscia pilosa
 - Anchiphiloscia pilosa (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:DKN4 nidx=null]
 + Anchiphiloscia pilosa (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJ937 nidx=null]
Andreaea acutifolia subsp. acuminata
 - Andreaea acutifolia subsp. acuminata (Mitt.) Vitt [SYNONYM SUBSPECIES 9916:9VFPW nidx=null parent=DQQ3]
 + Andreaea acutifolia subsp. acuminata (Mitt.) Vitt [SYNONYM SUBSPECIES 9920:BJH2L nidx=null parent=DQQ3]
Andreaea megistospora var. epapillosa
 - Andreaea megistospora var. epapillosa (B.M. Murray) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9T5ML nidx=null parent=DQRQ]
 + Andreaea megistospora var. epapillosa (B.M. Murray) H.A. Crum & L.E. Anderson [ACCEPTED VARIETY 9920:BJHLM nidx=null]
Andreaea rothii subsp. falcata
 - Andreaea rothii subsp. falcata (Schimp.) Lindb. [ACCEPTED SUBSPECIES 9916:9N2X5 nidx=null]
 + Andreaea rothii subsp. falcata (Schimp.) Lindb. [ACCEPTED SUBSPECIES 9920:BJH2M nidx=null]
Andreaea rothii subsp. frigida
 - Andreaea rothii subsp. frigida (Huebener) W. Schultze-Motel [SYNONYM SUBSPECIES 9916:9T5MR nidx=null parent=DQR5]
 + Andreaea rothii subsp. frigida (Huebener) W. Schultze-Motel [SYNONYM SUBSPECIES 9920:BJT23 nidx=null parent=DQR5]
Andreaea rothii var. papillosa
 - Andreaea rothii var. papillosa Müll. Hal. [SYNONYM VARIETY 9916:9TJX9 nidx=null parent=9N2X5]
 + Andreaea rothii var. papillosa Müll. Hal. [SYNONYM VARIETY 9920:BJHLP nidx=null parent=BJH2M]
Andreaea rupestris var. papillosa
 - Andreaea rupestris var. papillosa (Lindb.) Podp. [ACCEPTED VARIETY 9916:9N8J7 nidx=null]
 + Andreaea rupestris var. papillosa (Lindb.) Podp. [ACCEPTED VARIETY 9920:BJHLQ nidx=null]
Anomobryum filiforme var. concinnatum
 - Anomobryum filiforme var. concinnatum (Spruce) Loeske [SYNONYM VARIETY 9916:9N82B nidx=null parent=9MFQQ]
 + Anomobryum filiforme var. concinnatum (Spruce) Loeske [SYNONYM VARIETY 9920:BJHLR nidx=null parent=9MFQQ]
Anomobryum filiforme var. juliforme
 - Anomobryum filiforme var. juliforme (Solms) Husn. [SYNONYM VARIETY 9916:9NCXV nidx=null parent=676DZ]
 + Anomobryum filiforme var. juliforme (Solms) Husn. [SYNONYM VARIETY 9920:BJHLS nidx=null parent=676DZ]
Anomobryum filiforme var. mexicanum
 - Anomobryum filiforme var. mexicanum (Schimp.) Paris [SYNONYM VARIETY 9916:9VHM2 nidx=null parent=676DZ]
 + Anomobryum filiforme var. mexicanum (Schimp.) Paris [SYNONYM VARIETY 9920:BJHLT nidx=null parent=676DZ]
Antennellopsis dofleini
 - Antennellopsis dofleini Stechow, 1907 [SYNONYM SPECIES 9916:5V9L3 nidx=null parent=679KR]
 + Antennellopsis dofleini Stechow, 1908 [SYNONYM SPECIES 9920:BJ6B5 nidx=null parent=679KR]
Anthocerotales
 - Anthocerotales Limpr. [ACCEPTED ORDER 9916:PT nidx=null]
 + Anthocerotales Limpr. [ACCEPTED ORDER 9920:BJ6KN nidx=null]
Anthocerotidae
 - Anthocerotidae Engl. [ACCEPTED SUBCLASS 9916:9JHXM nidx=null]
 + Anthocerotidae Engl. [ACCEPTED SUBCLASS 9920:BJJ78 nidx=null]
Antitrichia curtipendula var. gigantea
 - Antitrichia curtipendula var. gigantea Sull. & Lesq. [SYNONYM VARIETY 9916:9T5N6 nidx=null parent=5VL9N]
 + Antitrichia curtipendula var. gigantea Sull. & Lesq. [SYNONYM VARIETY 9920:BJHLV nidx=null parent=5VL9N]
Aphis (Aphis) brachysiphon
 - Aphis (Aphis) brachysiphon [ACCEPTED SPECIES 9916:B6THW nidx=null]
 + Aphis (Aphis) brachysiphon [ACCEPTED SPECIES 9920:BJ97M nidx=null]
Aphis (Aphis) cichorea
 - Aphis (Aphis) cichorea [ACCEPTED SPECIES 9916:5VLKC nidx=null]
 + Aphis (Aphis) cichorea [ACCEPTED SPECIES 9920:BJB6V nidx=null]
Aphis (Aphis) cisti
 - Aphis (Aphis) cisti [PROVISIONALLY_ACCEPTED SPECIES 9916:67LKC nidx=null]
 + Aphis (Aphis) cisti [PROVISIONALLY_ACCEPTED SPECIES 9920:BJB6X nidx=null]
Aphis (Aphis) comodoensis
 - Aphis (Aphis) comodoensis [ACCEPTED SPECIES 9916:B6VLS nidx=null]
 + Aphis (Aphis) comodoensis [ACCEPTED SPECIES 9920:BJB72 nidx=null]
Aphis (Aphis) cottieri
 - Aphis (Aphis) cottieri [ACCEPTED SPECIES 9916:BFL6X nidx=null]
 + Aphis (Aphis) cottieri [ACCEPTED SPECIES 9920:BJ97W nidx=null]
Aphis (Aphis) heraclicola
 - Aphis (Aphis) heraclicola [ACCEPTED SPECIES 9916:FDXJ nidx=null]
 + Aphis (Aphis) heraclicola [ACCEPTED SPECIES 9920:BJB7F nidx=null]
Aphis (Aphis) inedita
 - Aphis (Aphis) inedita [ACCEPTED SPECIES 9916:B9B6F nidx=null]
 + Aphis (Aphis) inedita [ACCEPTED SPECIES 9920:BJB7H nidx=null]
Aphis (Aphis) lupuli
 - Aphis (Aphis) lupuli [ACCEPTED SPECIES 9916:BFN64 nidx=null]
 + Aphis (Aphis) lupuli [ACCEPTED SPECIES 9920:BJB7L nidx=null]
Aphis (Aphis) ogilviei
 - Aphis (Aphis) ogilviei [ACCEPTED SPECIES 9916:BFN6B nidx=null]
 + Aphis (Aphis) ogilviei [ACCEPTED SPECIES 9920:BJB7R nidx=null]
Aphis (Aphis) rubicolens
 - Aphis (Aphis) rubicolens [ACCEPTED SPECIES 9916:B3P3W nidx=null]
 + Aphis (Aphis) rubicolens [ACCEPTED SPECIES 9920:BJB86 nidx=null]
Aphis (Aphis) toriliae
 - Aphis (Aphis) toriliae [ACCEPTED SPECIES 9916:BFN6R nidx=null]
 + Aphis (Aphis) toriliae [ACCEPTED SPECIES 9920:BJB88 nidx=null]
Aphis (Aphis) ucrainensis
 - Aphis (Aphis) ucrainensis [ACCEPTED SPECIES 9916:BFL8M nidx=null]
 + Aphis (Aphis) ucrainensis [ACCEPTED SPECIES 9920:BJ99G nidx=null]
Aphis (Aphis) verae
 - Aphis (Aphis) verae [ACCEPTED SPECIES 9916:B83FT nidx=null]
 + Aphis (Aphis) verae [ACCEPTED SPECIES 9920:BJB8B nidx=null]
Aphis (Cerosipha) callunae
 - Aphis (Cerosipha) callunae [SYNONYM SPECIES 9916:BFL6Q nidx=null parent=FDT9]
 + Aphis (Cerosipha) callunae [SYNONYM SPECIES 9920:BJ97N nidx=null parent=FDT9]
Aphis beccabunge
 - Aphis beccabunge Koch, 1855 [SYNONYM SPECIES 9916:BFP37 nidx=null parent=5DJMT]
 + Aphis beccabunge Koch, 1855 [SYNONYM SPECIES 9920:BJBLJ nidx=null parent=5DJMT]
Archidiales
 - Archidiales Limpr. [ACCEPTED ORDER 9916:QT nidx=null]
 + Archidiales Limpr. [ACCEPTED ORDER 9920:BJ6KP nidx=null]
Archidium globiferum
 - Archidium globiferum (Bruch) Wijk & Margad. [AMBIGUOUS_SYNONYM SPECIES 9916:9RNLT nidx=null parent=9JT9N]
 + Archidium globiferum (Bruch) Trevis. [AMBIGUOUS_SYNONYM SPECIES 9920:BJMX8 nidx=null parent=9JT9N]
Arctiinae
 - Arctiinae [ACCEPTED SUBFAMILY 9916:926LL nidx=null]
 + Arctiinae Leach, 1815 [ACCEPTED SUBFAMILY 9920:BJ6VZ nidx=null]
Arctiini
 - Arctiini [ACCEPTED TRIBE 9916:93N3J nidx=null]
 + Arctiini Leach, 1815 [ACCEPTED TRIBE 9920:BJ6WG nidx=null]
Armadillidium (Pseudosphaerium) depressum
 - Armadillidium (Pseudosphaerium) depressum Brandt, 1833 [SYNONYM SPECIES 9916:BFLL9 nidx=null parent=GRDS]
 + Armadillidium (Pseudosphaerium) depressum Brandt in Brandt & Ratzeburg, 1831 [SYNONYM SPECIES 9920:BJ9CW nidx=null parent=BJ9CV]
Armadillidium commutatum
 - Armadillidium commutatum Brandt, 1833 [SYNONYM SPECIES 9916:GRDF nidx=null parent=GRLD]
 + Armadillidium commutatum Brandt in Brandt & Ratzeburg, 1831 [SYNONYM SPECIES 9920:BJBQP nidx=null parent=GRLD]
Armadillidium depressum
 - Armadillidium depressum Brandt, 1833 [ACCEPTED SPECIES 9916:GRDS nidx=null]
 + Armadillidium depressum Brandt in Brandt & Ratzeburg, 1831 [ACCEPTED SPECIES 9920:BJ9CV nidx=null]
Armadillo astriger
 - Armadillo astriger C. Koch, 1841 [SYNONYM SPECIES 9916:GRM6 nidx=null parent=GRFT]
 + Armadillo astriger C. Koch, 1840 [SYNONYM SPECIES 9920:BJBQR nidx=null parent=GRFT]
Armadillo convexus
 - Armadillo convexus C. Koch, 1841 [SYNONYM SPECIES 9916:GRN3 nidx=null parent=GRLD]
 + Armadillo convexus C. Koch, 1840 [SYNONYM SPECIES 9920:BJBQT nidx=null parent=GRLD]
Armadillo guttatus
 - Armadillo guttatus C. Koch, 1841 [SYNONYM SPECIES 9916:GRNW nidx=null parent=GRFT]
 + Armadillo guttatus C. Koch, 1840 [SYNONYM SPECIES 9920:BJBQX nidx=null parent=GRFT]
Armadillo maculatus
 - Armadillo maculatus C. Koch, 1841 [SYNONYM SPECIES 9916:GRPF nidx=null parent=GRJ3]
 + Armadillo maculatus C. Koch, 1840 [SYNONYM SPECIES 9920:BJBQY nidx=null parent=GRJ3]
Armadillo morbillosus
 - Armadillo morbillosus C. Koch, 1841 [SYNONYM SPECIES 9916:GRPW nidx=null parent=684QZ]
 + Armadillo morbillosus C. Koch, 1840 [SYNONYM SPECIES 9920:BJBR2 nidx=null parent=684QZ]
Armadillo purpurascens
 - Armadillo purpurascens Budde-Lund, 1913 [SYNONYM SPECIES 9916:GRQW nidx=null parent=4YY9Y]
 + Armadillo purpurascens (Budde-Lund, 1912) [SYNONYM SPECIES 9920:BJBR3 nidx=null parent=BJGHT]
Armadillo pustulatus
 - Armadillo pustulatus C. Koch, 1841 [AMBIGUOUS_SYNONYM SPECIES 9916:GRQZ nidx=null parent=GRFT]
 + Armadillo pustulatus C. Koch, 1840 [SYNONYM SPECIES 9920:BJBR4 nidx=null parent=GRFT]
Armadillo willii
 - Armadillo willii C. Koch, 1841 [SYNONYM SPECIES 9916:GRSG nidx=null parent=5W52Y]
 + Armadillo willii C. Koch, 1842 [SYNONYM SPECIES 9920:BJBR7 nidx=null parent=5W52Y]
Ascetta lamarcki
 - Ascetta lamarcki (Haeckel, 1872) [SYNONYM SPECIES 9916:H5HN nidx=null parent=6848F]
 + Ascetta lamarcki (Haeckel, 1870) [SYNONYM SPECIES 9920:BJBNH nidx=null parent=6848F]
Athysanus jakovlevi
 - Athysanus jakovlevi (Lethierry, 1888) [SYNONYM SPECIES 9916:8KNB9 nidx=null parent=8JX8W]
 + Athysanus jakovlevi (Oshanin, 1906) [SYNONYM SPECIES 9920:BJC4K nidx=null parent=8JX8W]
Auchenisa mukim
 - Auchenisa mukim Berio [ACCEPTED SPECIES 9916:67XS4 nidx=null]
 + Auchenisa mukim Berio, 1977 [SYNONYM SPECIES 9920:BJBV5 nidx=null parent=BJGPR]
Aulacorthum (Aulacorthum) flavum
 - Aulacorthum (Aulacorthum) flavum [ACCEPTED SPECIES 9916:BFLV6 nidx=null]
 + Aulacorthum (Aulacorthum) flavum [ACCEPTED SPECIES 9920:BJ9GG nidx=null]
Barbula bescherellei var. stenocarpa
 - Barbula bescherellei var. stenocarpa Cardot [SYNONYM VARIETY 9916:9TYSN nidx=null parent=35YW3]
 + Barbula bescherellei var. stenocarpa Cardot [SYNONYM VARIETY 9920:BJHM2 nidx=null parent=35YW3]
Barbula indica var. gregaria
 - Barbula indica var. gregaria (Mitt.) R.H. Zander [SYNONYM VARIETY 9916:9T7B9 nidx=null parent=9LLYG]
 + Barbula indica var. gregaria (Mitt.) R.H. Zander [SYNONYM VARIETY 9920:BJHM3 nidx=null parent=9LLYG]
Barbula pellata
 - Barbula pellata Schimp. [SYNONYM SPECIES 9916:9RPPF nidx=null parent=6KKFF]
 + Barbula pellata Schimp. ex Müll. Hal. [SYNONYM SPECIES 9920:BJN7H nidx=null parent=6KKFF]
Barbula rubella
 - Barbula rubella (Huebener) Mitt. [AMBIGUOUS_SYNONYM SPECIES 9916:9RPRT nidx=null parent=9JXBC]
 + Barbula rubella (Huebener) Mitt. ex Lindb. [AMBIGUOUS_SYNONYM SPECIES 9920:BJN7K nidx=null parent=9JXBC]
Barbula sect. Erythrophyllum
 - Barbula sect. Erythrophyllum Lindb. [SYNONYM SECTION 9916:9JK67 nidx=null parent=9JHV8]
 + Barbula sect. Erythrophyllum Lindb. ex Braithw. [SYNONYM SECTION 9920:BJ63Y nidx=null parent=9JHV8]
Barbula spiralis var. emarginata
 - Barbula spiralis var. emarginata Cardot [SYNONYM VARIETY 9916:9TYT6 nidx=null parent=78F4Y]
 + Barbula spiralis var. emarginata Cardot [SYNONYM VARIETY 9920:BJHM4 nidx=null parent=78F4Y]
Barbula trifaria var. desertorum
 - Barbula trifaria var. desertorum (J. Froehl.) S. Agnew [SYNONYM VARIETY 9916:9N8M2 nidx=null parent=9VQ97]
 + Barbula trifaria var. desertorum (J. Froehl.) S. Agnew [SYNONYM VARIETY 9920:BJTDC nidx=null parent=9VQ97]
Bartramia aciphylla
 - Bartramia aciphylla Wilson [SYNONYM SPECIES 9916:9RPY7 nidx=null parent=N9FN]
 + Bartramia aciphylla Wilson ex Mitt. [SYNONYM SPECIES 9920:BJN7T nidx=null parent=N9FN]
Bartramia arcuata
 - Bartramia arcuata (Dicks.) Sw. [SYNONYM SPECIES 9916:9RPYX nidx=null parent=N9G9]
 + Bartramia arcuata (Dicks.) Brid. [SYNONYM SPECIES 9920:BJN7V nidx=null parent=N9G9]
Bartramia capensis
 - Bartramia capensis (R. Br.) Wijk & Margad. [ACCEPTED SPECIES 9916:KSSL nidx=null]
 + Bartramia capensis (R. Br.) Trevis. [ACCEPTED SPECIES 9920:BJ9HC nidx=null]
Bartramia compacta var. macowaniana
 - Bartramia compacta var. macowaniana (Müll. Hal.) Magill [ACCEPTED VARIETY 9916:9T7DD nidx=null]
 + Bartramia compacta var. macowaniana (Müll. Hal.) Magill [ACCEPTED VARIETY 9920:BJHM5 nidx=null]
Bartramia macrocarpa
 - Bartramia macrocarpa Schimp. [AMBIGUOUS_SYNONYM SPECIES 9916:9RQ6D nidx=null parent=N9H5]
 + Bartramia macrocarpa Schimp. ex Müll. Hal. [AMBIGUOUS_SYNONYM SPECIES 9920:BJN7X nidx=null parent=N9H5]
Bartramia potosica subsp. synoica
 - Bartramia potosica subsp. synoica Fransén [ACCEPTED SUBSPECIES 9916:9VHQ6 nidx=null]
 + Bartramia potosica subsp. synoica Fransén [ACCEPTED SUBSPECIES 9920:BJH3L nidx=null]
Bartramia sphaericarpa
 - Bartramia sphaericarpa (Hedw.) P. Beauv. [SYNONYM SPECIES 9916:9RQ9Z nidx=null parent=9MYHS]
 + Bartramia sphaericarpa (Hedw.) Sw. [SYNONYM SPECIES 9920:BJN7Y nidx=null parent=9MYHS]
Baseodiscus ophiocephalus
 - Baseodiscus ophiocephalus ? [SYNONYM SPECIES 9916:BFPY6 nidx=null parent=39JVV]
 + Baseodiscus ophiocephalus ? [SYNONYM SPECIES 9920:BJC78 nidx=null parent=39JVV]
Bilobiana (Bilobiana)
 - Bilobiana (Bilobiana) Fibiger, 2007 [ACCEPTED SUBGENUS 9916:B8CJG nidx=null]
 + Bilobiana (Bilobiana) Fibiger, 2007 [ACCEPTED SUBGENUS 9920:BJJXB nidx=null]
Bolinus submuticus
 - Bolinus submuticus (Grateloup, 1846) [ACCEPTED SPECIES 9916:872G5 nidx=null]
 + Bolinus submuticus (Grateloup, 1845) [ACCEPTED SPECIES 9920:BJCNB nidx=null]
Brachymenium erectum
 - Brachymenium erectum (Hook.) Margad. [SYNONYM SPECIES 9916:MX73 nidx=null parent=9RS22]
 + Brachymenium erectum (Hook.) Wilson ex Mont. [ACCEPTED SPECIES 9920:BJ9LD nidx=null]
Brachythecium acuminatum var. cyrtophyllum
 - Brachythecium acuminatum var. cyrtophyllum (Kindb.) Redf. ex H.A. Crum [SYNONYM VARIETY 9916:9T7G7 nidx=null parent=N2VY]
 + Brachythecium acuminatum var. cyrtophyllum (Kindb.) Redf. ex H.A. Crum [SYNONYM VARIETY 9920:BJHM8 nidx=null parent=N2VY]
Brachythecium asperrimum subsp. subasperrimum
 - Brachythecium asperrimum subsp. subasperrimum (Cardot & Thér.) Grout [SYNONYM SUBSPECIES 9916:9T5PC nidx=null parent=9L5LV]
 + Brachythecium asperrimum subsp. subasperrimum (Cardot & Thér.) Grout [SYNONYM SUBSPECIES 9920:BJH3S nidx=null parent=9L5LV]
Brachythecium erythrorrhizon var. alpinum
 - Brachythecium erythrorrhizon var. alpinum Kosovich-Anderson & Ignatov [ACCEPTED VARIETY 9916:9TJYH nidx=null]
 + Brachythecium erythrorrhizon var. alpinum Kosovich-Anderson & Ignatov [ACCEPTED VARIETY 9920:BJHM9 nidx=null]
Brachythecium lanceolifolium var. gracile
 - Brachythecium lanceolifolium var. gracile Cardot [SYNONYM VARIETY 9916:9TYTY nidx=null parent=N32N]
 + Brachythecium lanceolifolium var. gracile Cardot [SYNONYM VARIETY 9920:BJHMB nidx=null parent=N32N]
Brachythecium laxitextum
 - Brachythecium laxitextum Broth. [SYNONYM SPECIES 9916:9RR2T nidx=null parent=N2Y6]
 + Brachythecium laxitextum Broth. ex Cardot [SYNONYM SPECIES 9920:BJNC7 nidx=null parent=N2Y6]
Brachythecium rutabulum var. atlanticum
 - Brachythecium rutabulum var. atlanticum Hedenäs [ACCEPTED VARIETY 9916:9TJFL nidx=null]
 + Brachythecium rutabulum var. atlanticum Hedenäs [ACCEPTED VARIETY 9920:BJHMC nidx=null]
Brachythecium salebrosum var. flaccidum
 - Brachythecium salebrosum var. flaccidum Schimp. [SYNONYM VARIETY 9916:9TJZ7 nidx=null parent=N32S]
 + Brachythecium salebrosum var. flaccidum Schimp. [SYNONYM VARIETY 9920:BJHMD nidx=null parent=N32S]
Brachythecium subpilosum var. angustifolium
 - Brachythecium subpilosum var. angustifolium Allison [SYNONYM VARIETY 9916:9TYW3 nidx=null parent=N2WN]
 + Brachythecium subpilosum var. angustifolium Allison [SYNONYM VARIETY 9920:BJHMF nidx=null parent=N2WN]
Brachythecium tsunodae
 - Brachythecium tsunodae Broth. [SYNONYM SPECIES 9916:9RR7C nidx=null parent=N2Y6]
 + Brachythecium tsunodae Broth. ex Yasuda [SYNONYM SPECIES 9920:BJNC8 nidx=null parent=N2Y6]
Bryhnia kawaguchii
 - Bryhnia kawaguchii (S. Okamura) Sakurai [SYNONYM SPECIES 9916:9RRG6 nidx=null parent=N32J]
 + Bryhnia kawaguchii (S. Okamura) Ihsiba [SYNONYM SPECIES 9920:BJNH4 nidx=null parent=N32J]
Bryoerythrophyllum recurvirostrum var. aeneum
 - Bryoerythrophyllum recurvirostrum var. aeneum (Müll. Hal.) R.H. Zander [SYNONYM VARIETY 9916:9T7LN nidx=null parent=9RRGZ]
 + Bryoerythrophyllum recurvirostrum var. aeneum (Müll. Hal.) R.H. Zander [SYNONYM VARIETY 9920:BJHMG nidx=null parent=9RRGZ]
Bryohumbertia filifolia var. humilis
 - Bryohumbertia filifolia var. humilis (Mont.) J.-P. Frahm [SYNONYM VARIETY 9916:9T7LW nidx=null parent=9VB8P]
 + Bryohumbertia filifolia var. humilis (Mont.) J.-P. Frahm [SYNONYM VARIETY 9920:BJHMH nidx=null parent=9VB8P]
Bryophyta
 - Bryophyta Schimp. [ACCEPTED PHYLUM 9916:BRY nidx=null]
 + Bryophyta Schimp. [ACCEPTED PHYLUM 9920:BJ5TF nidx=null]
Bryopteris trinitensis var. intermedia
 - Bryopteris trinitensis var. intermedia Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9916:9T7LY nidx=null parent=NJT2]
 + Bryopteris trinitensis var. intermedia Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9920:BJHMJ nidx=null parent=NJT2]
Bryoxiphiales
 - Bryoxiphiales Á. Löve & D. Löve [ACCEPTED ORDER 9916:9JHYZ nidx=null]
 + Bryoxiphiales Á. Löve & D. Löve [ACCEPTED ORDER 9920:BJ5TH nidx=null]
Bryoxiphium norvegicum var. mexicanum
 - Bryoxiphium norvegicum var. mexicanum (Besch.) Sharp [SYNONYM VARIETY 9916:9VHR2 nidx=null parent=NJZ9]
 + Bryoxiphium norvegicum var. mexicanum (Besch.) Sharp [SYNONYM VARIETY 9920:BJHMK nidx=null parent=NJZ9]
Bryum argenteum var. brachycarpum
 - Bryum argenteum var. brachycarpum Cardot [SYNONYM VARIETY 9916:9T7MX nidx=null parent=NK2G]
 + Bryum argenteum var. brachycarpum Cardot [SYNONYM VARIETY 9920:BJHML nidx=null parent=NK2G]
Bryum argenteum var. chlorocarpum
 - Bryum argenteum var. chlorocarpum Cardot [SYNONYM VARIETY 9916:9TYWM nidx=null parent=NK2G]
 + Bryum argenteum var. chlorocarpum Cardot [SYNONYM VARIETY 9920:BJHMM nidx=null parent=NK2G]
Bryum argenteum var. costaricense
 - Bryum argenteum var. costaricense Renauld & Cardot [SYNONYM VARIETY 9916:9T7N2 nidx=null parent=NK2G]
 + Bryum argenteum var. costaricense Renauld & Cardot [SYNONYM VARIETY 9920:BJHMN nidx=null parent=NK2G]
Bryum argenteum var. muticum
 - Bryum argenteum var. muticum Huebener [AMBIGUOUS_SYNONYM VARIETY 9916:9N8QM nidx=null parent=676DZ]
 - Bryum argenteum var. muticum Brid. [ACCEPTED VARIETY 9916:9N8QN nidx=null]
 + Bryum argenteum var. muticum Brid. [ACCEPTED VARIETY 9920:BJHMP nidx=null]
 + Bryum argenteum var. muticum Huebener [AMBIGUOUS_SYNONYM VARIETY 9920:BJHMQ nidx=null parent=676DZ]
Bryum blandum var. luridum
 - Bryum blandum var. luridum Wilson [SYNONYM VARIETY 9916:9T7P4 nidx=null parent=9SMSG]
 + Bryum blandum var. luridum Wilson [SYNONYM VARIETY 9920:BJHMR nidx=null parent=9SMSG]
Bryum canariense var. provinciale
 - Bryum canariense var. provinciale (H. Philib.) Husn. [SYNONYM VARIETY 9916:9V8XY nidx=null parent=9SWJS]
 + Bryum canariense var. provinciale (H. Philib.) Husn. [SYNONYM VARIETY 9920:BJT6S nidx=null parent=9SWJS]
Bryum cirrhiferum
 - Bryum cirrhiferum (De Not.) De Not. [SYNONYM SPECIES 9916:NK49 nidx=null parent=9STM7]
 + Bryum cirrhiferum (De Not.) Trevis. [SYNONYM SPECIES 9920:BJCR7 nidx=null parent=9STM7]
Bryum clavatum var. extenuatum
 - Bryum clavatum var. extenuatum Wilson [SYNONYM VARIETY 9916:9T7QL nidx=null parent=9VFSQ]
 + Bryum clavatum var. extenuatum Wilson [SYNONYM VARIETY 9920:BJHMS nidx=null parent=9VFSQ]
Bryum curvicollum var. extenuatum
 - Bryum curvicollum var. extenuatum (Wilson) Mitt. [SYNONYM VARIETY 9916:9T7QP nidx=null parent=9VFSQ]
 + Bryum curvicollum var. extenuatum (Wilson) Mitt. [SYNONYM VARIETY 9920:BJHMT nidx=null parent=9VFSQ]
Bryum neelgheriense
 - Bryum neelgheriense Mont. [ACCEPTED SPECIES 9916:9RSMJ nidx=null]
 + Bryum neelgheriense Mont. ex Müll. Hal. [ACCEPTED SPECIES 9920:BJNHR nidx=null]
Bryum schistoneuron
 - Bryum schistoneuron Paris [SYNONYM SPECIES 9916:9VYRZ nidx=null parent=9SWJT]
 + Bryum schistoneuron Trevis. [SYNONYM SPECIES 9920:BJTG3 nidx=null parent=9SWJT]
Bryum taitumense
 - Bryum taitumense Gardet [SYNONYM SPECIES 9916:9RT7P nidx=null parent=4TFSD]
 + Bryum taitumense Cardot [SYNONYM SPECIES 9920:BJNJ5 nidx=null parent=4TFSD]
Buliminus (Achatinelloides)
 - Buliminus (Achatinelloides) G. Nevill, 1879 [SYNONYM SUBGENUS 9916:BDZKS nidx=null parent=7NMRF]
 + Buliminus (Achatinelloides) G. Nevill, 1878 [SYNONYM SUBGENUS 9920:BJ6X5 nidx=null parent=7NMRF]
Buliminus (Passamaiella)
 - Buliminus (Passamaiella) Clessin, 1878 [SYNONYM SUBGENUS 9916:BGVHY nidx=null parent=7PC33]
 + Buliminus (Passamaiella) L. Pfeiffer, 1878 [SYNONYM SUBGENUS 9920:BJJLT nidx=null parent=7PC33]
Buliminus colonus
 - Buliminus colonus Möllendorff, 1895 [SYNONYM SPECIES 9916:NSZ9 nidx=null parent=FS8V]
 + Buliminus colonus Möllendorff, 1899 [SYNONYM SPECIES 9920:BJCSR nidx=null parent=FS8V]
Bulimus columbianus
 - Bulimus columbianus I. Lea, 1838 [SYNONYM SPECIES 9916:BGZGB nidx=null parent=7R5GH]
 + Bulimus columbianus [sic] [SYNONYM SPECIES 9920:BJJRL nidx=null parent=7R5GH]
Bulla glacialis
 - Bulla glacialis Wilckens, 1911 [ACCEPTED SPECIES 9916:BHY7G nidx=null]
 + Bulla glacialis Wilckens, 1910 [SYNONYM SPECIES 9920:BJV2M nidx=null parent=BJXM9]
Bullinella antarctidis
 - Bullinella antarctidis Wilckens, 1911 [ACCEPTED SPECIES 9916:BJ3XH nidx=null]
 + Bullinella antarctidis Wilckens, 1910 [SYNONYM SPECIES 9920:BJW3J nidx=null parent=BJXPF]
Burmoniscus
 - Burmoniscus Collinge, 1914 [ACCEPTED GENUS 9916:7NRCM nidx=null]
 + Burmoniscus Collinge, 1916 [ACCEPTED GENUS 9920:BJ73R nidx=null]
Burmoniscus moulmeinus
 - Burmoniscus moulmeinus Collinge, 1914 [SYNONYM SPECIES 9916:NXYL nidx=null parent=NXXJ]
 + Burmoniscus moulmeinus Collinge, 1916 [SYNONYM SPECIES 9920:BJCTL nidx=null parent=NXXJ]
Buxbaumiales
 - Buxbaumiales Cavers [ACCEPTED ORDER 9916:6229H nidx=null]
 + Buxbaumiales Cavers [ACCEPTED ORDER 9920:BJ6KQ nidx=null]
Buxbaumiidae
 - Buxbaumiidae Doweld [ACCEPTED SUBCLASS 9916:9JHXP nidx=null]
 + Buxbaumiidae Doweld [ACCEPTED SUBCLASS 9920:BJJ79 nidx=null]
Calamosmilia
 - Calamosmilia Koby, 1904 [SYNONYM GENUS 9916:BG8V8 nidx=null parent=85DVD]
 + Calamosmilia Koby, 1905 [SYNONYM GENUS 9920:BJJBG nidx=null parent=85DVD]
Calliergonella lindbergii var. americana
 - Calliergonella lindbergii var. americana (Renauld & Cardot) J.J. Atwood & Brinda [SYNONYM VARIETY 9916:9VHN3 nidx=null parent=PQ38]
 + Calliergonella lindbergii var. americana (Renauld & Cardot) J.J. Atwood & Brinda [SYNONYM VARIETY 9920:BJHMV nidx=null parent=PQ38]
Calliostoma cleopatra
 - Calliostoma cleopatra (Locard, 1896) [ACCEPTED SPECIES 9916:6987M nidx=null]
 + Calliostoma cleopatra (Locard, 1898) [ACCEPTED SPECIES 9920:BJ9MF nidx=null]
Calycularia radiculosa
 - Calycularia radiculosa Steph. [AMBIGUOUS_SYNONYM SPECIES 9916:9RTLS nidx=null parent=6XHLZ]
 + Calycularia radiculosa Steph. ex Schiffn. [AMBIGUOUS_SYNONYM SPECIES 9920:BJNNL nidx=null parent=6XHLZ]
Calymperes motleyi
 - Calymperes motleyi Mitt. [ACCEPTED SPECIES 9916:Q6JS nidx=null]
 + Calymperes motleyi Mitt. ex Dozy & Molk. [ACCEPTED SPECIES 9920:BJ9MQ nidx=null]
Calymperes palisotii subsp. richardii
 - Calymperes palisotii subsp. richardii (Müll. Hal.) S.R. Edwards [ACCEPTED SUBSPECIES 9916:9N37Z nidx=null]
 + Calymperes palisotii subsp. richardii (Müll. Hal.) S.R. Edwards [ACCEPTED SUBSPECIES 9920:BJH47 nidx=null]
Calyptrochaeta apiculata var. tasmanica
 - Calyptrochaeta apiculata var. tasmanica (Broth.) Fife [SYNONYM VARIETY 9916:9VHMS nidx=null parent=Q7Q7]
 + Calyptrochaeta apiculata var. tasmanica (Broth.) Fife [SYNONYM VARIETY 9920:BJHMW nidx=null parent=Q7Q7]
Camptochaete arbuscula var. tumida
 - Camptochaete arbuscula var. tumida Tangney [ACCEPTED VARIETY 9916:9N8RQ nidx=null]
 + Camptochaete arbuscula var. tumida Tangney [ACCEPTED VARIETY 9920:BJHMX nidx=null]
Campylium stellatum var. arcticum
 - Campylium stellatum var. arcticum (R.S. Williams) L.I. Savicz [SYNONYM VARIETY 9916:9TK2W nidx=null parent=37MKP]
 + Campylium stellatum var. arcticum (R.S. Williams) L.I. Savicz [SYNONYM VARIETY 9920:BJHMY nidx=null parent=37MKP]
Campylodontium
 - Campylodontium Dozy & Molk. [SYNONYM GENUS 9916:9RKX5 nidx=null parent=9JL9G]
 + Campylodontium (Müll. Hal.) Dozy & Molk. ex Bosch & Sande Lac. [SYNONYM GENUS 9920:BJK2T nidx=null parent=9JL9G]
Campylopus acuminatus var. kirkii
 - Campylopus acuminatus var. kirkii (Mitt. ex Beckett) J.-P. Frahm [ACCEPTED VARIETY 9916:9N8RV nidx=null]
 + Campylopus acuminatus var. kirkii (Mitt. ex Beckett) J.-P. Frahm [ACCEPTED VARIETY 9920:BJHMZ nidx=null]
Campylopus arctocarpus subsp. madecassus
 - Campylopus arctocarpus subsp. madecassus (Besch.) J.-P. Frahm [ACCEPTED SUBSPECIES 9916:9N384 nidx=null]
 + Campylopus arctocarpus subsp. madecassus (Besch.) J.-P. Frahm [ACCEPTED SUBSPECIES 9920:BJH49 nidx=null]
Campylopus atrovirens var. cucullatifolius
 - Campylopus atrovirens var. cucullatifolius J.-P. Frahm [ACCEPTED VARIETY 9916:9TK2Y nidx=null]
 + Campylopus atrovirens var. cucullatifolius J.-P. Frahm [ACCEPTED VARIETY 9920:BJHN2 nidx=null]
Campylopus bicolor var. ericeticola
 - Campylopus bicolor var. ericeticola (Müll. Hal.) Dixon [SYNONYM VARIETY 9916:9VHRV nidx=null parent=QHKQ]
 + Campylopus bicolor var. ericeticola (Müll. Hal.) Dixon [SYNONYM VARIETY 9920:BJHN3 nidx=null parent=QHKQ]
Campylopus fragilis subsp. zollingerianus
 - Campylopus fragilis subsp. zollingerianus (Müll. Hal.) J.-P. Frahm [ACCEPTED SUBSPECIES 9916:9N386 nidx=null]
 + Campylopus fragilis subsp. zollingerianus (Müll. Hal.) J.-P. Frahm [ACCEPTED SUBSPECIES 9920:BJH4B nidx=null]
Campylopus hawaiicus var. densifolius
 - Campylopus hawaiicus var. densifolius (Ångstr.) J.-P. Frahm [ACCEPTED VARIETY 9916:9T86W nidx=null]
 + Campylopus hawaiicus var. densifolius (Ångstr.) J.-P. Frahm [ACCEPTED VARIETY 9920:BJHN4 nidx=null]
Campylopus hawaiicus var. hawaiicoflexuosus
 - Campylopus hawaiicus var. hawaiicoflexuosus (Müll. Hal.) J.-P. Frahm [ACCEPTED VARIETY 9916:9T86X nidx=null]
 + Campylopus hawaiicus var. hawaiicoflexuosus (Müll. Hal.) J.-P. Frahm [ACCEPTED VARIETY 9920:BJHN5 nidx=null]
Campylopus pilifer var. simii
 - Campylopus pilifer var. simii (Schelpe) J.-P. Frahm & Hedd. [ACCEPTED VARIETY 9916:9VDLK nidx=null]
 + Campylopus pilifer var. simii (Schelpe) J.-P. Frahm & Hedd. [ACCEPTED VARIETY 9920:BJHN6 nidx=null]
Campylopus savannarum subsp. bartlettii
 - Campylopus savannarum subsp. bartlettii (E.B. Bartram) Florsch. [SYNONYM SUBSPECIES 9916:9TYMS nidx=null parent=QHPX]
 + Campylopus savannarum subsp. bartlettii (E.B. Bartram) Florsch. [SYNONYM SUBSPECIES 9920:BJH4C nidx=null parent=QHPX]
Canariella (Gara) bimbachensis
 - Canariella (Gara) bimbachensis Ibáñez & M. R. Alonso, 2002 [SYNONYM SPECIES 9916:QJCM nidx=null parent=QJCW]
 + Canariella (Gara) bimbachensis Ibáñez & M. R. Alonso, 2003 [SYNONYM SPECIES 9920:BJ9NC nidx=null parent=BJ9NB]
Canariella (Gara) ronceroi
 - Canariella (Gara) ronceroi Ponte-Lira, 2002 [SYNONYM SPECIES 9916:QJCP nidx=null parent=QJDD]
 + Canariella (Gara) ronceroi Ponte-Lira, 2003 [SYNONYM SPECIES 9920:BJ9ND nidx=null parent=BJ9NF]
Canariella bimbachensis
 - Canariella bimbachensis Ibáñez & M. R. Alonso, 2002 [ACCEPTED SPECIES 9916:QJCW nidx=null]
 + Canariella bimbachensis Ibáñez & M. R. Alonso, 2003 [ACCEPTED SPECIES 9920:BJ9NB nidx=null]
Canariella ronceroi
 - Canariella ronceroi Ponte-Lira, 2002 [ACCEPTED SPECIES 9916:QJDD nidx=null]
 + Canariella ronceroi Ponte-Lira, 2003 [ACCEPTED SPECIES 9920:BJ9NF nidx=null]
Carcineretes
 - Carcineretes Buerlen, 1930 [ACCEPTED GENUS 9916:BBPJK nidx=null]
 + Carcineretes Withers, 1922 [ACCEPTED GENUS 9920:BJJBL nidx=null]
Cardioscarta vernicosa
 - Cardioscarta vernicosa (Le Peletier & Audinet-Serville, 1825) [ACCEPTED SPECIES 9916:R5R5 nidx=null]
 + Cardioscarta vernicosa (Le Peletier & Audinet-Serville, 1828) [ACCEPTED SPECIES 9920:BJ9P4 nidx=null]
Caryophyllia spinicarens
 - Caryophyllia spinicarens (Saville Kent, 1871) [SYNONYM SPECIES 9916:84XBP nidx=null parent=5XDKD]
 + Caryophyllia spinicarens (Moseley, 1880) [SYNONYM SPECIES 9920:BJD5R nidx=null parent=5XDKD]
Catagonium nitens subsp. maritimum
 - Catagonium nitens subsp. maritimum (Hook.) S.H. Lin [ACCEPTED SUBSPECIES 9916:9N3NF nidx=null]
 + Catagonium nitens subsp. maritimum (Hook.) S.H. Lin [ACCEPTED SUBSPECIES 9920:BJH4H nidx=null]
Catoscopiales
 - Catoscopiales Ignatov & Ignatova [ACCEPTED ORDER 9916:9TJGB nidx=null]
 + Catoscopiales Ignatov & Ignatova [ACCEPTED ORDER 9920:BJ6VD nidx=null]
Cephalozia bicuspidata subsp. lammersiana
 - Cephalozia bicuspidata subsp. lammersiana (Huebener) Boulay [ACCEPTED SUBSPECIES 9916:9N8D9 nidx=null]
 + Cephalozia bicuspidata subsp. lammersiana (Huebener) Boulay [ACCEPTED SUBSPECIES 9920:BJH4L nidx=null]
Cephalozia lammersiana
 - Cephalozia lammersiana (Huebener) Spruce [SYNONYM SPECIES 9916:9MJTQ nidx=null parent=9N8D9]
 + Cephalozia lammersiana (Huebener) Carrington [SYNONYM SPECIES 9920:BJNSC nidx=null parent=BJH4L]
Cephaloziella aterrima var. crassigyna
 - Cephaloziella aterrima var. crassigyna R.M. Schust. [SYNONYM VARIETY 9916:9T89B nidx=null parent=69JVB]
 + Cephaloziella aterrima var. crassigyna R.M. Schust. [SYNONYM VARIETY 9920:BJHN9 nidx=null parent=69JVB]
Cephaloziella byssacea subsp. grandiretis
 - Cephaloziella byssacea subsp. grandiretis R.M. Schust. [SYNONYM SUBSPECIES 9916:9T5WW nidx=null parent=69JVJ]
 + Cephaloziella byssacea subsp. grandiretis R.M. Schust. [SYNONYM SUBSPECIES 9920:BJH4M nidx=null parent=69JVJ]
Cephaloziella byssacea var. polystratosa
 - Cephaloziella byssacea var. polystratosa R.M. Schust. & Damsh. [SYNONYM VARIETY 9916:9N8SY nidx=null parent=SF2B]
 + Cephaloziella byssacea var. polystratosa R.M. Schust. & Damsh. [SYNONYM VARIETY 9920:BJTDD nidx=null parent=SF2B]
Cephaloziella grimsulana var. angustiloba
 - Cephaloziella grimsulana var. angustiloba (Douin) Jørg. [SYNONYM VARIETY 9916:9TK38 nidx=null parent=5XK7D]
 + Cephaloziella grimsulana var. angustiloba (Douin) Jørg. [SYNONYM VARIETY 9920:BJHNB nidx=null parent=5XK7D]
Cephaloziella rubella var. bifida
 - Cephaloziella rubella var. bifida (Schmidel ex Hoffm.) Douin [SYNONYM VARIETY 9916:9T89D nidx=null parent=9JYYH]
 + Cephaloziella rubella var. bifida (Schmidel ex Hoffm.) Douin [SYNONYM VARIETY 9920:BJHNC nidx=null parent=9JYYH]
Cephaloziella rubella var. sullivantii
 - Cephaloziella rubella var. sullivantii (Austin) Müll. Frib. [SYNONYM VARIETY 9916:9NDPD nidx=null parent=9JYYH]
 + Cephaloziella rubella var. sullivantii (Austin) Müll. Frib. [SYNONYM VARIETY 9920:BJHND nidx=null parent=9JYYH]
Ceratodon delicatulus var. minor
 - Ceratodon delicatulus var. minor Müll. Hal. [SYNONYM VARIETY 9916:9T89K nidx=null parent=9N8DF]
 + Ceratodon delicatulus var. minor Müll. Hal. [SYNONYM VARIETY 9920:BJHNF nidx=null parent=BJH4N]
Ceratodon purpureus subsp. convolutus
 - Ceratodon purpureus subsp. convolutus (Reichardt) Burley [ACCEPTED SUBSPECIES 9916:9N8DF nidx=null]
 + Ceratodon purpureus subsp. convolutus (Reichardt) Burley [ACCEPTED SUBSPECIES 9920:BJH4N nidx=null]
Ceratodon purpureus subsp. stenocarpus
 - Ceratodon purpureus subsp. stenocarpus (Bruch & Schimp.) Dixon [ACCEPTED SUBSPECIES 9916:9N3VB nidx=null]
 + Ceratodon purpureus subsp. stenocarpus (Bruch & Schimp.) Dixon [ACCEPTED SUBSPECIES 9920:BJH4P nidx=null]
Ceratodon purpureus var. rotundifolius
 - Ceratodon purpureus var. rotundifolius Berggr. [SYNONYM VARIETY 9916:9T8C6 nidx=null parent=SN48]
 + Ceratodon purpureus var. rotundifolius Berggr. [SYNONYM VARIETY 9920:BJHNG nidx=null parent=SN48]
Cerceis acuticaudata
 - Cerceis acuticaudata (Haswell, 1882) [ACCEPTED SPECIES 9916:SQZS nidx=null]
 + Cerceis acuticaudata (Haswell, 1881) [ACCEPTED SPECIES 9920:BJ9QZ nidx=null]
Cerceis trispinosa
 - Cerceis trispinosa (Haswell, 1882) [ACCEPTED SPECIES 9916:SR2C nidx=null]
 + Cerceis trispinosa (Haswell, 1881) [ACCEPTED SPECIES 9920:BJ9R2 nidx=null]
Cheiropleuria compacta
 - Cheiropleuria compacta Bolchovitina [SYNONYM SPECIES 9916:9VVJD nidx=null parent=9SYJF]
 + Cheiropleuria compacta Bolkh. [SYNONYM SPECIES 9920:BJTG4 nidx=null parent=9SYJF]
Chiloscyphus austrigenus subsp. okaritanus
 - Chiloscyphus austrigenus subsp. okaritanus (Steph.) J.J. Engel [SYNONYM SUBSPECIES 9916:9T5X2 nidx=null parent=5K4WC]
 + Chiloscyphus austrigenus subsp. okaritanus (Steph.) J.J. Engel [SYNONYM SUBSPECIES 9920:BJH52 nidx=null parent=5K4WC]
Chiloscyphus novae-zeelandiae var. grandistipulus
 - Chiloscyphus novae-zeelandiae var. grandistipulus (Schiffn.) J.J. Engel [SYNONYM VARIETY 9916:9N8T3 nidx=null parent=5PVTN]
 + Chiloscyphus novae-zeelandiae var. grandistipulus (Schiffn.) J.J. Engel [SYNONYM VARIETY 9920:BJHNJ nidx=null parent=5PVTN]
Chiloscyphus novae-zeelandiae var. meridionalis
 - Chiloscyphus novae-zeelandiae var. meridionalis (Steph.) J.J. Engel [SYNONYM VARIETY 9916:9T8CW nidx=null parent=5PVTP]
 + Chiloscyphus novae-zeelandiae var. meridionalis (Steph.) J.J. Engel [SYNONYM VARIETY 9920:BJHNK nidx=null parent=5PVTP]
Chiloscyphus pallescens var. fragilis
 - Chiloscyphus pallescens var. fragilis (Roth) Müll. Frib. ex R.M. Schust. [ACCEPTED VARIETY 9916:9RJ24 nidx=null]
 + Chiloscyphus pallescens var. fragilis (Roth) Müll. Frib. ex R.M. Schust. [ACCEPTED VARIETY 9920:BJHNL nidx=null]
Chiloscyphus subporosus var. inflexifolius
 - Chiloscyphus subporosus var. inflexifolius (Steph.) J.J. Engel [SYNONYM VARIETY 9916:9T8CZ nidx=null parent=5PVTT]
 + Chiloscyphus subporosus var. inflexifolius (Steph.) J.J. Engel [SYNONYM VARIETY 9920:BJHNM nidx=null parent=5PVTT]
Chionoloma tenuirostre var. holtii
 - Chionoloma tenuirostre var. holtii (Braithw.) M. Alonso, M.J. Cano & J.A. Jiménez [ACCEPTED VARIETY 9916:9N8T4 nidx=null]
 + Chionoloma tenuirostre var. holtii (Braithw.) M. Alonso, M.J. Cano & J.A. Jiménez [ACCEPTED VARIETY 9920:BJHNN nidx=null]
Chlamydotheca barbadensis nordestina
 - Chlamydotheca barbadensis nordestina Kotzian, 1964 [ACCEPTED SUBSPECIES 9916:BDQWB nidx=null]
 + Chlamydotheca barbadensis nordestina Kotzian, 1961 [ACCEPTED SUBSPECIES 9920:BJVYN nidx=null]
Chloephorinae
 - Chloephorinae [ACCEPTED SUBFAMILY 9916:93MSQ nidx=null]
 + Chloephorinae Stainton, 1859 [ACCEPTED SUBFAMILY 9920:BJ6W2 nidx=null]
Chomiocarpon commutatum
 - Chomiocarpon commutatum (Lindenb.) Lindb. [SYNONYM SPECIES 9916:9MKSQ nidx=null parent=3Y2XM]
 + Chomiocarpon commutatum (Lindenb.) Corda [SYNONYM SPECIES 9920:BJNVY nidx=null parent=3Y2XM]
Chrysodeixis acuta
 - Chrysodeixis acuta (Walker) [ACCEPTED SPECIES 9916:5YNHH nidx=null]
 + Chrysodeixis acuta (Walker, 1858) [ACCEPTED SPECIES 9920:BJB52 nidx=null]
Cicadula quadrilineatus
 - Cicadula quadrilineatus Forbes, 1885 [SYNONYM SPECIES 9916:BFSFH nidx=null parent=8J867]
 + Cicadula quadrilineatus Forbes, 1885 [SYNONYM SPECIES 9920:BJDLB nidx=null parent=8J867]
Cilicaea crassa
 - Cilicaea crassa Haswell, 1882 [ACCEPTED SPECIES 9916:VBS8 nidx=null]
 + Cilicaea crassa Haswell, 1881 [ACCEPTED SPECIES 9920:BJDLW nidx=null]
Cilicaea curtispina
 - Cilicaea curtispina Haswell, 1882 [ACCEPTED SPECIES 9916:5YTWM nidx=null]
 + Cilicaea curtispina Haswell, 1881 [ACCEPTED SPECIES 9920:BJB59 nidx=null]
Cilicaea hystrix
 - Cilicaea hystrix Haswell, 1882 [ACCEPTED SPECIES 9916:VBSG nidx=null]
 + Cilicaea hystrix Haswell, 1881 [ACCEPTED SPECIES 9920:BJDLX nidx=null]
Cilicaea spinulosa
 - Cilicaea spinulosa Haswell, 1882 [ACCEPTED SPECIES 9916:VBSL nidx=null]
 + Cilicaea spinulosa Haswell, 1881 [ACCEPTED SPECIES 9920:BJDLY nidx=null]
Circoniscus spinosus
 - Circoniscus spinosus (Collinge, 1917) [SYNONYM SPECIES 9916:VG44 nidx=null parent=5Z795]
 + Circoniscus spinosus (Collinge, 1918) [SYNONYM SPECIES 9920:BJDNB nidx=null parent=5Z795]
Circulus dalli
 - Circulus dalli K. J. Bush, 18997 [SYNONYM SPECIES 9916:9JXSP nidx=null parent=6BTKP]
 + Circulus dalli K. J. Bush, 1897 [SYNONYM SPECIES 9920:VG65 nidx=null parent=6BTKP]
Cirolana lata
 - Cirolana lata Haswell, 1882 [ACCEPTED SPECIES 9916:VGDJ nidx=null]
 + Cirolana lata Haswell, 1881 [ACCEPTED SPECIES 9920:BJDND nidx=null]
Cirriphyllum crassinervium var. longifolium
 - Cirriphyllum crassinervium var. longifolium (Röll) Podp. [SYNONYM VARIETY 9916:9T8F9 nidx=null parent=9L7D6]
 + Cirriphyllum crassinervium var. longifolium (Röll) Podp. [SYNONYM VARIETY 9920:BJHNP nidx=null parent=9L7D6]
Clastobryopsis
 - Clastobryopsis M. Fleisch. [SYNONYM GENUS 9916:9JJ8K nidx=null parent=9JHJ8]
 + Clastobryopsis H. Akiyama, Ying Chang & B.C. Tan [SYNONYM GENUS 9920:BJ7GF nidx=null parent=9JHJ8]
Cliona (Archaeocliona) pontica
 - Cliona (Archaeocliona) pontica Czerniavsky, 1880 [SYNONYM SPECIES 9916:W7F5 nidx=null parent=4J2RN]
 + Cliona (Archaeocliona) pontica Czerniavsky, 1878 [SYNONYM SPECIES 9920:BJDRN nidx=null parent=4J2RN]
Cnemidaria
 - Cnemidaria C.Presl [SYNONYM UNRANKED 9916:4HZ nidx=null parent=B8VCS]
 + Cnemidaria C.Presl [SYNONYM UNRANKED 9920:BJ6L5 nidx=null parent=B8VCS]
Cnidoscyphus aequalis
 - Cnidoscyphus aequalis [SYNONYM SPECIES 9916:WJLN nidx=null parent=56T4Y]
 + Cnidoscyphus aequalis (Warren, 1908) [SYNONYM SPECIES 9920:BJ6C2 nidx=null parent=56T4Y]
Cocceupodidae
 - Cocceupodidae [ACCEPTED FAMILY 9916:8D8 nidx=null]
 + Cocceupodidae Jesionowska, 2010 [ACCEPTED FAMILY 9920:BJ6MV nidx=null]
Cololejeunea diaphana var. cristulata
 - Cololejeunea diaphana var. cristulata R.M. Schust. [SYNONYM VARIETY 9916:9TZ63 nidx=null parent=X77K]
 + Cololejeunea diaphana var. cristulata R.M. Schust. [SYNONYM VARIETY 9920:BJHNQ nidx=null parent=X77K]
Conostomum pusillum var. otagoense
 - Conostomum pusillum var. otagoense Fife [ACCEPTED VARIETY 9916:9TZ66 nidx=null]
 + Conostomum pusillum var. otagoense Fife [ACCEPTED VARIETY 9920:BJHNR nidx=null]
Corbierella
 - Corbierella Douin & Trab. [SYNONYM GENUS 9916:9TV42 nidx=null parent=9JK9M]
 + Corbierella Douin & Trab. ex Cout. [SYNONYM GENUS 9920:BJKD4 nidx=null parent=9JK9M]
Corbierella welwitschii
 - Corbierella welwitschii (Steph.) Douin & Trab. [SYNONYM SPECIES 9916:9VVJ8 nidx=null parent=3DQ3Z]
 + Corbierella welwitschii (Steph.) Douin & Trab. ex Cout. [SYNONYM SPECIES 9920:BJTG6 nidx=null parent=3DQ3Z]
Corigetus mus
 - Corigetus mus Reitter, 1900 [ACCEPTED SPECIES 9916:8HZLQ nidx=null]
 + Corigetus mus Reitter, 1900 [SYNONYM SPECIES 9920:6B2WY nidx=null parent=6B2Y8]
Corymorpha tentaculata
 - Corymorpha tentaculata (Linko, 1904) [SYNONYM SPECIES 9916:YQJD nidx=null parent=3CSZK]
 + Corymorpha tentaculata (Linko, 1905) [SYNONYM SPECIES 9920:BJ6C3 nidx=null parent=3CSZK]
Couperisporites complexus
 - Couperisporites complexus (Couper) S.A.J. Pocock [ACCEPTED SPECIES 9916:9VY5X nidx=null]
 + Couperisporites complexus (Couper) S.A.J. Pocock ex C. Singh [ACCEPTED SPECIES 9920:BJTG7 nidx=null]
Craspia marshalli
 - Craspia marshalli Aurivillius [SYNONYM SPECIES 9916:Z6BP nidx=null parent=94V24]
 + Craspia marshalli Aurivillius, 1909 [SYNONYM SPECIES 9920:BJBFT nidx=null parent=94V24]
Cretacimermis
 - Cretacimermis [ACCEPTED GENUS 9916:9B6F9 nidx=null]
 + Cretacimermis Poinar, 2001 [SYNONYM GENUS 9920:BJJCB nidx=null parent=BJJCD]
 + Cretacimermis Poinar, 2001 [PROVISIONALLY_ACCEPTED GENUS 9920:BJJCC nidx=null]
 + Cretacimermis Luo, Poinar, Xu, Zhuo, Jarzembowski & Wang, 2023 [ACCEPTED GENUS 9920:BJJCD nidx=null]
Cretacoranina fritschi
 - Cretacoranina fritschi (Glaessner, 1929) [ACCEPTED SPECIES 9916:9WXPP nidx=null]
 + Cretacoranina fritschi (Glaessner, 1930) [ACCEPTED SPECIES 9920:BJJWZ nidx=null]
Cromimaia meneguzzoi
 - Cromimaia meneguzzoi (Beschin, Busulini, De Angeli & Tessier, 1984) [ACCEPTED SPECIES 9916:BHQ4B nidx=null]
 + Cromimaia meneguzzoi (Beschin, Busulini, De Angeli & Tessier, 1985) [ACCEPTED SPECIES 9920:BJPBY nidx=null]
Crossidium squamiferum var. pottioideum
 - Crossidium squamiferum var. pottioideum (De Not.) Mönk. [ACCEPTED VARIETY 9916:9NDTZ nidx=null]
 + Crossidium squamiferum var. pottioideum (De Not.) Mönk. [ACCEPTED VARIETY 9920:BJHNS nidx=null]
Cryptopodia
 - Cryptopodia Röhl. [SYNONYM GENUS 9916:9JJFC nidx=null parent=9JLGP]
 + Cryptopodia (Röhl.) Hampe [SYNONYM GENUS 9920:BJ773 nidx=null parent=9JLGP]
Cryptopodia pennata
 - Cryptopodia pennata (Hedw.) Röhl. [SYNONYM SPECIES 9916:9RXVF nidx=null parent=45ZLH]
 + Cryptopodia pennata (Hedw.) Hampe [SYNONYM SPECIES 9920:BJPDG nidx=null parent=45ZLH]
Cubaris robusta
 - Cubaris robusta Collinge, 1914 [ACCEPTED SPECIES 9916:328C6 nidx=null]
 + Cubaris robusta Collinge, 1916 [ACCEPTED SPECIES 9920:BJBHH nidx=null]
Cucumaria pentactes
 - Cucumaria pentactes Forbes, 1841 non (Linnaeus, 1767) [SYNONYM SPECIES 9916:BFTTT nidx=null parent=84BY6]
 + Cucumaria pentactes of Forbes, 1841 non (Linnaeus, 1767) [SYNONYM SPECIES 9920:BJF6F nidx=null parent=84BY6]
Cumopsis
 - Cumopsis G.O. Sars, 1865 [ACCEPTED GENUS 9916:7NTZR nidx=null]
 + Cumopsis G.O. Sars, 1878 [ACCEPTED GENUS 9920:BJ77L nidx=null]
Cumora (Cumora)
 - Cumora (Cumora) Oman, 1938 [ACCEPTED SUBGENUS 9916:B6QL5 nidx=null]
 + Cumora (Cumora) [ACCEPTED SUBGENUS 9920:BJ7JX nidx=null]
Cyathea brunoniana
 - Cyathea brunoniana Wall. ex Hook. [AMBIGUOUS_SYNONYM SPECIES 9916:B9WZX nidx=null parent=BBD8M]
 + Cyathea brunoniana (Wall. ex Hook.) C. B. Clarke & Baker [AMBIGUOUS_SYNONYM SPECIES 9920:BJF7S nidx=null parent=B938G]
Cyathea patens
 - Cyathea patens Houlston & T. Moore [ACCEPTED SPECIES 9916:B9CK2 nidx=null]
 + Cyathea patens H. Karst. [ACCEPTED SPECIES 9920:BJBJ8 nidx=null]
Cyathodium japonicum
 - Cyathodium japonicum (Thunb.) Mitt. [SYNONYM SPECIES 9916:9RXYB nidx=null parent=9TY8F]
 + Cyathodium japonicum (Thunb.) Lindb. ex Sande Lac. [SYNONYM SPECIES 9920:BJPFB nidx=null parent=9TY8F]
Cyclestheria
 - Cyclestheria [ACCEPTED GENUS 9916:62PR5 nidx=null]
 + Cyclestheria G. O. Sars, 1887 [ACCEPTED GENUS 9920:BJ77S nidx=null]
Cyclestheriidae
 - Cyclestheriidae [ACCEPTED FAMILY 9916:8TZ nidx=null]
 + Cyclestheriidae G. O. Sars, 1899 [ACCEPTED FAMILY 9920:BJ6MY nidx=null]
Cymodoce bidentata
 - Cymodoce bidentata Haswell, 1882 [ACCEPTED SPECIES 9916:337MX nidx=null]
 + Cymodoce bidentata Haswell, 1881 [ACCEPTED SPECIES 9920:BJ656 nidx=null]
Cymodoce bidentata bidentata
 - Cymodoce bidentata bidentata Haswell, 1882 [ACCEPTED SUBSPECIES 9916:5DYWL nidx=null]
 + Cymodoce bidentata bidentata Haswell, 1881 [SYNONYM SUBSPECIES 9920:BJP6Q nidx=null parent=BJ656]
Cymodoce coronata
 - Cymodoce coronata Haswell, 1882 [ACCEPTED SPECIES 9916:337N8 nidx=null]
 + Cymodoce coronata Haswell, 1881 [ACCEPTED SPECIES 9920:BJBKC nidx=null]
Cymodoce coronata coronata
 - Cymodoce coronata coronata Haswell, 1882 [ACCEPTED SUBSPECIES 9916:5DYWN nidx=null]
 + Cymodoce coronata coronata Haswell, 1881 [SYNONYM SUBSPECIES 9920:BJP6R nidx=null parent=BJBKC]
Cymodocea
 - Cymodocea Leach, 1818 [SYNONYM GENUS 9916:BDVQD nidx=null parent=7NV79]
 + Cymodocea Leach, 1814 [SYNONYM GENUS 9920:BJ625 nidx=null parent=7NV79]
Cypria
 - Cypria [ACCEPTED GENUS 9916:62PST nidx=null]
 + Cypria Zenker, 1854 [ACCEPTED GENUS 9920:BJ785 nidx=null]
Cyptodon
 - Cyptodon (Broth.) Paris & Schimp. ex M. Fleisch. [ACCEPTED GENUS 9916:9JJHH nidx=null]
 + Cyptodon Paris & Schimp. [ACCEPTED GENUS 9920:BJ786 nidx=null]
Cyptodon muelleri
 - Cyptodon muelleri (Hampe) Paris ex M. Fleisch. [ACCEPTED SPECIES 9916:6BWHR nidx=null]
 + Cyptodon muelleri (Hampe) Paris & Schimp. [ACCEPTED SPECIES 9920:BJBMD nidx=null]
Cyrtopodendron
 - Cyrtopodendron M. Fleisch. [SYNONYM GENUS 9916:9JJHV nidx=null parent=9JMP8]
 + Cyrtopodendron M. Fleisch. ex Broth. [SYNONYM GENUS 9920:BJ7KD nidx=null parent=9JMP8]
Cythere costataxi
 - Cythere costataxi ? [SYNONYM SPECIES 9916:BFV9S nidx=null parent=KDBP]
 + Cythere costataxi ? [SYNONYM SPECIES 9920:BJFCP nidx=null parent=KDBP]
Cyzicidae
 - Cyzicidae [ACCEPTED FAMILY 9916:8XW nidx=null]
 + Cyzicidae Stebbing, 1910 [ACCEPTED FAMILY 9920:BJ6N2 nidx=null]
Cyzicus
 - Cyzicus [ACCEPTED GENUS 9916:3Z7R nidx=null]
 + Cyzicus Audouin, 1837 [ACCEPTED GENUS 9920:BJ789 nidx=null]
Dallinella obsoleta
 - Dallinella obsoleta (Beecher, 1893) [ACCEPTED SPECIES 9916:884F4 nidx=null]
 + Dallinella obsoleta (Dall, 1891) [ACCEPTED SPECIES 9920:BJ644 nidx=null]
Dendrocerotales
 - Dendrocerotales T. Katag. & Furuki [ACCEPTED ORDER 9916:6222W nidx=null]
 + Dendrocerotales T. Katag. & Furuki [ACCEPTED ORDER 9920:BJ5TJ nidx=null]
Dendrochaetidae
 - Dendrochaetidae [ACCEPTED FAMILY 9916:93K nidx=null]
 + Dendrochaetidae Olivier, 2008 [ACCEPTED FAMILY 9920:BJ6N4 nidx=null]
Dentalium (Dentalium) pulchrum
 - Dentalium (Dentalium) pulchrum Wilckens, 1911 [SYNONYM SPECIES 9916:BHYC7 nidx=null parent=BHYC6]
 + Dentalium (Dentalium) pulchrum Wilckens, 1910 [SYNONYM SPECIES 9920:BJV4C nidx=null parent=BJV4B]
Dentalium pulchrum
 - Dentalium pulchrum Wilckens, 1911 [ACCEPTED SPECIES 9916:BHYC6 nidx=null]
 + Dentalium pulchrum Wilckens, 1910 [ACCEPTED SPECIES 9920:BJV4B nidx=null]
Diceropyga pigafettae
 - Diceropyga pigafettae (Duffels, 1977) non Distant, 1888 [SYNONYM SPECIES 9916:BB386 nidx=null parent=43STK]
 + Diceropyga pigafettae Duffels, 1977 [AMBIGUOUS_SYNONYM SPECIES 9920:BJFLV nidx=null parent=B6W8Y]
 + Diceropyga pigafettae Duffels, 1977 [AMBIGUOUS_SYNONYM SPECIES 9920:BJFLW nidx=null parent=35JT7]
 + Diceropyga pigafettae (Duffels, 1977) [SYNONYM SPECIES 9920:BJFLX nidx=null parent=43STK]
Dicranella hawaiica var. tomentella
 - Dicranella hawaiica var. tomentella E.B. Bartram [ACCEPTED VARIETY 9916:9TZ6S nidx=null]
 + Dicranella hawaiica var. tomentella E.B. Bartram [ACCEPTED VARIETY 9920:BJHNZ nidx=null]
Dicranella schreberiana var. robusta
 - Dicranella schreberiana var. robusta (Schimp. ex Braithw.) H.A. Crum & L.E. Anderson [ACCEPTED VARIETY 9916:9N8ZD nidx=null]
 + Dicranella schreberiana var. robusta (Schimp. ex Braithw.) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHP2 nidx=null parent=BJVKW]
Dicranella vaginata var. clathrata
 - Dicranella vaginata var. clathrata (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9916:9T8LY nidx=null parent=9RYTL]
 + Dicranella vaginata var. clathrata (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9920:BJHP3 nidx=null parent=9RYTL]
Dicranidae
 - Dicranidae Doweld [ACCEPTED SUBCLASS 9916:9JHXR nidx=null]
 + Dicranidae Doweld [ACCEPTED SUBCLASS 9920:BJ7LD nidx=null]
Dicranoloma robustum var. setosum
 - Dicranoloma robustum var. setosum (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9916:9T8N4 nidx=null parent=35RFK]
 + Dicranoloma robustum var. setosum (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9920:BJHP4 nidx=null parent=35RFK]
Dicranoweisia cirrata f. saxicola
 - Dicranoweisia cirrata f. saxicola (H. Müll.) Podp. [SYNONYM FORM 9916:9NJVJ nidx=null parent=9K4BX]
 + Dicranoweisia cirrata f. saxicola (H. Müll.) Podp. [SYNONYM FORM 9920:BJT9M nidx=null parent=9K4BX]
Dicranum fuscescens subsp. congestum
 - Dicranum fuscescens subsp. congestum (Brid.) Kindb. [SYNONYM SUBSPECIES 9916:9NF8F nidx=null parent=35TLW]
 + Dicranum fuscescens subsp. congestum (Brid.) Kindb. [SYNONYM SUBSPECIES 9920:BJT2K nidx=null parent=35TLW]
Dicranum majus var. orthophyllum
 - Dicranum majus var. orthophyllum A. Braun ex Milde [ACCEPTED VARIETY 9916:9TK3R nidx=null]
 + Dicranum majus var. orthophyllum A. Braun ex Milde [ACCEPTED VARIETY 9920:BJHP5 nidx=null]
Dicranum sumichrastii var. viride
 - Dicranum sumichrastii var. viride Cardot [SYNONYM VARIETY 9916:9T8RK nidx=null parent=35TPD]
 + Dicranum sumichrastii var. viride Cardot [SYNONYM VARIETY 9920:BJHP6 nidx=null parent=35TPD]
Didinium balbianii
 - Didinium balbianii Fabre-Domergue, 1888 [SYNONYM SPECIES 9916:BFVSN nidx=null parent=5JR4K]
 + Didinium balbianii Kahl, 1930 [SYNONYM SPECIES 9920:BJFMC nidx=null parent=5JR4N]
 + Didinium balbianii Fabre-Domergue, 1888 [SYNONYM SPECIES 9920:BJFMD nidx=null parent=5JR4K]
Didymodon revolutus var. africanus
 - Didymodon revolutus var. africanus Pócs [SYNONYM VARIETY 9916:9N8ZT nidx=null parent=9N984]
 + Didymodon revolutus var. africanus Pócs [SYNONYM VARIETY 9920:BJTDF nidx=null parent=BJTDR]
Didymodon rigidulus subsp. verbanus
 - Didymodon rigidulus subsp. verbanus (W.E. Nicholson & Dixon) Loeske [SYNONYM SUBSPECIES 9916:9T5YT nidx=null parent=9VBBN]
 + Didymodon rigidulus subsp. verbanus (W.E. Nicholson & Dixon) Loeske [SYNONYM SUBSPECIES 9920:BJH6G nidx=null parent=9VBBN]
Didymodon rigidulus var. icmadophilus
 - Didymodon rigidulus var. icmadophilus (Schimp. ex Müll. Hal.) R.H. Zander [SYNONYM VARIETY 9916:9N8ZW nidx=null parent=9LB24]
 + Didymodon rigidulus var. icmadophilus (Schimp. ex Müll. Hal.) R.H. Zander [SYNONYM VARIETY 9920:BJHP7 nidx=null parent=9LB24]
Didymodon rigidulus var. subulatus
 - Didymodon rigidulus var. subulatus (Thér. & E.B. Bartram) R.H. Zander [SYNONYM VARIETY 9916:9N8ZX nidx=null parent=9W7XF]
 + Didymodon rigidulus var. subulatus (Thér. & E.B. Bartram) R.H. Zander [SYNONYM VARIETY 9920:BJHP8 nidx=null parent=9W7XF]
Diphysciales
 - Diphysciales M. Fleisch. [ACCEPTED ORDER 9916:9JHZ6 nidx=null]
 + Diphysciales M. Fleisch. [ACCEPTED ORDER 9920:BJ6VH nidx=null]
Diphysciidae
 - Diphysciidae Ochyra [ACCEPTED SUBCLASS 9916:9JHXS nidx=null]
 + Diphysciidae Ochyra [ACCEPTED SUBCLASS 9920:BJJ7B nidx=null]
Diphyscium mucronifolium
 - Diphyscium mucronifolium Mitt. [ACCEPTED SPECIES 9916:36G9W nidx=null]
 + Diphyscium mucronifolium Mitt. ex Dozy & Molk. [ACCEPTED SPECIES 9920:BJBSC nidx=null]
Diplophyllum domesticum var. icari
 - Diplophyllum domesticum var. icari J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9TZ8R nidx=null parent=5GX5M]
 + Diplophyllum domesticum var. icari J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHP9 nidx=null parent=5GX5M]
Diplophyllum taxifolium var. macrostictum
 - Diplophyllum taxifolium var. macrostictum H. Buch [SYNONYM VARIETY 9916:9TK3X nidx=null parent=36ML3]
 + Diplophyllum taxifolium var. macrostictum H. Buch [SYNONYM VARIETY 9920:BJHPB nidx=null parent=36ML3]
Diplostomum medusae
 - Diplostomum medusae Dubois, 1937 [SYNONYM SPECIES 9916:8488R nidx=null parent=84CM9]
 + Diplostomum medusae Dubois, 1936 [SYNONYM SPECIES 9920:BJFP7 nidx=null parent=BJX6K]
Diplostraca
 - Diplostraca [ACCEPTED ORDER 9916:359 nidx=null]
 + Diplostraca Gerstaecker, 1866 [ACCEPTED ORDER 9920:BJ5MV nidx=null]
Discradisca indica
 - Discradisca indica (Dall, 1920) [SYNONYM SPECIES 9916:8SZ3T nidx=null parent=8TFVF]
 + Discradisca indica (Dall, 1920) [ACCEPTED SPECIES 9920:6CZDB nidx=null]
Distichium capillaceum var. curvatum
 - Distichium capillaceum var. curvatum Flowers [ACCEPTED VARIETY 9916:9TK3Y nidx=null]
 + Distichium capillaceum var. curvatum Flowers [ACCEPTED VARIETY 9920:BJHPC nidx=null]
Distichophyllum crispulum var. adnatum
 - Distichophyllum crispulum var. adnatum (Hook. f. & Wilson) Dixon [ACCEPTED VARIETY 9916:9T8TT nidx=null]
 + Distichophyllum crispulum var. adnatum (Hook. f. & Wilson) Dixon [ACCEPTED VARIETY 9920:BJHPD nidx=null]
Distichophyllum mniifolium var. taylorii
 - Distichophyllum mniifolium var. taylorii (Sim) Magill [ACCEPTED VARIETY 9916:9VDKR nidx=null]
 + Distichophyllum mniifolium var. taylorii (Sim) Magill [ACCEPTED VARIETY 9920:BJHPF nidx=null]
Distichophyllum nigricaule var. cirratum
 - Distichophyllum nigricaule var. cirratum (Renauld & Cardot) M. Fleisch. [ACCEPTED VARIETY 9916:9N928 nidx=null]
 + Distichophyllum nigricaule var. cirratum (Renauld & Cardot) M. Fleisch. [ACCEPTED VARIETY 9920:BJTDG nidx=null]
Distichophyllum pulchellum var. ellipticifolium
 - Distichophyllum pulchellum var. ellipticifolium Sainsbury [SYNONYM VARIETY 9916:9TZ8X nidx=null parent=36XQH]
 + Distichophyllum pulchellum var. ellipticifolium Sainsbury [SYNONYM VARIETY 9920:BJHPG nidx=null parent=36XQH]
Distichophyllum pulchellum var. parvirete
 - Distichophyllum pulchellum var. parvirete Sainsbury [SYNONYM VARIETY 9916:9TZ8Y nidx=null parent=36XQH]
 + Distichophyllum pulchellum var. parvirete Sainsbury [SYNONYM VARIETY 9920:BJHPH nidx=null parent=36XQH]
Ditrichum zonatum var. scabrifolium
 - Ditrichum zonatum var. scabrifolium Dixon [SYNONYM VARIETY 9916:9NFBC nidx=null parent=9K4N4]
 + Ditrichum zonatum var. scabrifolium Dixon [SYNONYM VARIETY 9920:BJHPJ nidx=null parent=9K4N4]
Drepanocladus fontinaliopsis var. flaccidus
 - Drepanocladus fontinaliopsis var. flaccidus Allison [SYNONYM VARIETY 9916:9T8Y8 nidx=null parent=4YT83]
 + Drepanocladus fontinaliopsis var. flaccidus Allison [SYNONYM VARIETY 9920:BJHPK nidx=null parent=4YT83]
Drepanocladus uncinatus var. contiguus
 - Drepanocladus uncinatus var. contiguus (Nees) J.J. Amann [SYNONYM VARIETY 9916:9T8ZB nidx=null parent=6XJ37]
 + Drepanocladus uncinatus var. contiguus (Nees) Warnst. [SYNONYM VARIETY 9920:BJTGY nidx=null parent=6XJ37]
Drepanophyllum fulvum
 - Drepanophyllum fulvum Hook. [SYNONYM SPECIES 9916:9S2T4 nidx=null parent=4H734]
 + Drepanophyllum fulvum Rich. [SYNONYM SPECIES 9920:BJQ2M nidx=null parent=4H734]
Drosera
 - Drosera [ACCEPTED GENUS 9916:48DS nidx=null]
 + Drosera L. [ACCEPTED GENUS 9920:BJ63R nidx=null]
Drosera atra
 - Drosera atra Col. ex Cheesem. [SYNONYM SPECIES 9916:37QNN nidx=null parent=37QNK]
 + Drosera atra Colenso [SYNONYM SPECIES 9920:BJFTN nidx=null parent=37QNK]
Drosera collinsiae
 - Drosera collinsiae Brown ex Burtt Davy [ACCEPTED SPECIES 9916:37QPX nidx=null]
 + Drosera collinsiae N. E. Br. [ACCEPTED SPECIES 9920:BJBVR nidx=null]
Drosera colombiana
 - Drosera colombiana Fernandez-Perez [ACCEPTED SPECIES 9916:37QPY nidx=null]
 + Drosera colombiana A. Fernández [SYNONYM SPECIES 9920:BJFTQ nidx=null parent=37QPJ]
Drosera corsica
 - Drosera corsica Maire [SYNONYM SPECIES 9916:37QQ5 nidx=null parent=37QVY]
 + Drosera corsica (Maire) A. W. Hill [SYNONYM SPECIES 9920:BJ657 nidx=null parent=37QVY]
Drosera ligulata
 - Drosera ligulata Col. ex Cheesem. [SYNONYM SPECIES 9916:6DKGH nidx=null parent=37QNK]
 + Drosera ligulata Colenso [SYNONYM SPECIES 9920:BJFTS nidx=null parent=37QNK]
Drosera longifolia
 - Drosera longifolia L. [MISAPPLIED SPECIES 9916:37QSZ nidx=null parent=6DKF9]
 + Drosera longifolia L. [SYNONYM SPECIES 9920:BJFTT nidx=null parent=6DKF9]
Drosera macloviana
 - Drosera macloviana Gdgr. [SYNONYM SPECIES 9916:37QT8 nidx=null parent=37QXG]
 + Drosera macloviana Gand. [SYNONYM SPECIES 9920:BJFTV nidx=null parent=37QXG]
Drosera metziana
 - Drosera metziana Gdgr. [SYNONYM SPECIES 9916:37QTM nidx=null parent=37QSC]
 + Drosera metziana Gand. [SYNONYM SPECIES 9920:BJFTW nidx=null parent=37QSC]
Drosera pedata
 - Drosera pedata Pers. [MISAPPLIED SPECIES 9916:6DKGZ nidx=null parent=37QNY]
 + Drosera pedata Pers. [SYNONYM SPECIES 9920:BJFTY nidx=null parent=37QNY]
Drosera peltata
 - Drosera peltata Thunb. [ACCEPTED SPECIES 9916:6DKGS nidx=null]
 + Drosera peltata Sm. ex Willd. [SYNONYM SPECIES 9920:BJ6V7 nidx=null parent=BJ6V8]
 + Drosera peltata Sm. [ACCEPTED SPECIES 9920:BJ6V8 nidx=null]
Drosera preissii
 - Drosera preissii (Lehm.) Planch. [SYNONYM SPECIES 9916:37QVB nidx=null parent=37QRZ]
 + Drosera preissii Lehm. [SYNONYM SPECIES 9920:BJFTZ nidx=null parent=37QRZ]
Drosera rubiginosa
 - Drosera rubiginosa Heckel ex Diels [SYNONYM SPECIES 9916:37QW2 nidx=null parent=6DKFS]
 + Drosera rubiginosa Heckel [SYNONYM SPECIES 9920:BJFV3 nidx=null parent=6DKFS]
Drosera septentrionalis
 - Drosera septentrionalis (Scop.) Stokes [MISAPPLIED SPECIES 9916:37QWD nidx=null parent=37QVY]
 + Drosera septentrionalis (Scop.) Stokes [SYNONYM SPECIES 9920:BJ658 nidx=null parent=37QVY]
Drosera sessiliflora
 - Drosera sessiliflora G.Don [SYNONYM SPECIES 9916:37QWF nidx=null parent=37QWG]
 + Drosera sessiliflora Raf. [SYNONYM SPECIES 9920:BJFV4 nidx=null parent=36B65]
Drosera speciosa
 - Drosera speciosa K.B.Presl [SYNONYM SPECIES 9916:37QWQ nidx=null parent=37QPQ]
 + Drosera speciosa C. Presl [SYNONYM SPECIES 9920:BJ659 nidx=null parent=37QPQ]
Drosera tracyi
 - Drosera tracyi Macf. ex Diels [SYNONYM SPECIES 9916:37QXB nidx=null parent=7M284]
 + Drosera tracyi Macfarl. [ACCEPTED SPECIES 9920:BJBWW nidx=null]
Droseraceae
 - Droseraceae [ACCEPTED FAMILY 9916:9GQ nidx=null]
 + Droseraceae Salisb. [ACCEPTED FAMILY 9920:BJ5TZ nidx=null]
Drummondia prorepens
 - Drummondia prorepens (Hedw.) E. Britton [ACCEPTED SPECIES 9916:37T5Q nidx=null]
 + Drummondia prorepens (Hedw.) Trevis. [ACCEPTED SPECIES 9920:BJBX6 nidx=null]
Dumortiera hirsuta var. nepalensis
 - Dumortiera hirsuta var. nepalensis (Taylor) Frye & L. Clark [SYNONYM VARIETY 9916:9NFBT nidx=null parent=5GZST]
 + Dumortiera hirsuta var. nepalensis (Taylor) Frye & L. Clark [SYNONYM VARIETY 9920:BJHPQ nidx=null parent=5GZST]
Duvaucelia odhneri
 - Duvaucelia odhneri J. Tardy, 1963 [ACCEPTED SPECIES 9916:7R5W2 nidx=null]
 + Duvaucelia odhneri J. Tardy, 1963 [SYNONYM SPECIES 9920:6DQ83 nidx=null parent=BJXST]
Dynamena crisoides
 - Dynamena crisoides [SYNONYM SPECIES 9916:3862X nidx=null parent=3862W]
 + Dynamena crisoides Lamouroux, 1824 [SYNONYM SPECIES 9920:BJ6C7 nidx=null parent=3862W]
Dynamena tamarisca
 - Dynamena tamarisca [SYNONYM SPECIES 9916:3863Q nidx=null parent=54M97]
 + Dynamena tamarisca (Linnaeus, 1758) [SYNONYM SPECIES 9920:BJ6C8 nidx=null parent=54M97]
Dysaphis (Dysaphis) caucasica
 - Dysaphis (Dysaphis) caucasica [ACCEPTED SPECIES 9916:BFW87 nidx=null]
 + Dysaphis (Dysaphis) caucasica [ACCEPTED SPECIES 9920:BJFXF nidx=null]
Dysaphis (Dysaphis) physocaulis
 - Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 9916:386WW nidx=null]
 + Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 9920:BJBYX nidx=null]
Earias parallela [sic]
 - Earias parallela [sic] Hampson, 1912 [SYNONYM SPECIES 9916:96MZ9 nidx=null parent=38BMY]
 + Earias parallela [sic] Lucas, 1898 [SYNONYM SPECIES 9920:BJTBT nidx=null parent=38BMY]
Earis
 - Earis Stephens, 1834 [SYNONYM GENUS 9916:94MTM nidx=null parent=927NS]
 + Earis Hübner, 1825 [SYNONYM GENUS 9920:BJKNG nidx=null parent=927NS]
Echinodiopsis umbrosa var. glaucoviridis
 - Echinodiopsis umbrosa var. glaucoviridis (Mitt.) S. Olsson, Enroth & D. Quandt [ACCEPTED VARIETY 9916:9N92H nidx=null]
 + Echinodiopsis umbrosa var. glaucoviridis (Mitt.) S. Olsson, Enroth & D. Quandt [ACCEPTED VARIETY 9920:BJHPR nidx=null]
Echinomyllocerus
 - Echinomyllocerus Yoro T. & H., 2017 [ACCEPTED GENUS 9916:8HHVT nidx=null]
 + Echinomyllocerus Yoro & Kojima, 2017 [ACCEPTED GENUS 9920:BJ7N7 nidx=null]
Echinomyllocerus dentipes
 - Echinomyllocerus dentipes Yoro T. & H., 2017 [ACCEPTED SPECIES 9916:38JL5 nidx=null]
 + Echinomyllocerus dentipes Yoro & Kojima, 2017 [ACCEPTED SPECIES 9920:BJG29 nidx=null]
Echinomyllocerus gressitti
 - Echinomyllocerus gressitti Yoro T. & H., 2017 [ACCEPTED SPECIES 9916:38JL6 nidx=null]
 + Echinomyllocerus gressitti Yoro & Kojima, 2017 [ACCEPTED SPECIES 9920:BJG2B nidx=null]
Echinomyllocerus niisatoi
 - Echinomyllocerus niisatoi Yoro T. & H., 2017 [ACCEPTED SPECIES 9916:38JL7 nidx=null]
 + Echinomyllocerus niisatoi Yoro & Kojima, 2017 [ACCEPTED SPECIES 9920:BJG2C nidx=null]
Ectropothecium callichroides var. elongatum
 - Ectropothecium callichroides var. elongatum Dixon [SYNONYM VARIETY 9916:9N92K nidx=null parent=38RM3]
 + Ectropothecium callichroides var. elongatum Dixon [SYNONYM VARIETY 9920:BJTDH nidx=null parent=38RM3]
Ectropothecium polyandrum var. fulvovirens
 - Ectropothecium polyandrum var. fulvovirens Besch. [ACCEPTED VARIETY 9916:9N92L nidx=null]
 + Ectropothecium polyandrum var. fulvovirens Besch. [ACCEPTED VARIETY 9920:BJTDJ nidx=null]
Edouardia
 - Edouardia Gude, 1914 [PROVISIONALLY_ACCEPTED GENUS 9916:BGCSZ nidx=null]
 + Edouardia Corr.Mello ex Stellfeld [SYNONYM UNRANKED 9920:BJJD9 nidx=null parent=99F29]
Elaphoglossum auripilum var. longipilosum
 - Elaphoglossum auripilum var. longipilosum Mickel ex Atehortúa [SYNONYM VARIETY 9916:BD4TM nidx=null parent=BBB2H]
 + Elaphoglossum auripilum var. longipilosum Atehortúa ex Mickel [SYNONYM VARIETY 9920:BJR9W nidx=null parent=BBB2H]
Elaphoglossum latum
 - Elaphoglossum latum (Mickel) Mickel ex Atehortúa [SYNONYM SPECIES 9916:B9KK4 nidx=null parent=B9KK3]
 + Elaphoglossum latum (Mickel) Atehortua ex Mickel [SYNONYM SPECIES 9920:BJBZY nidx=null parent=B9KK3]
Elaphognathia ferox
 - Elaphognathia ferox (Haswell, 1884) [ACCEPTED SPECIES 9916:392QR nidx=null]
 + Elaphognathia ferox (Haswell, 1885) [ACCEPTED SPECIES 9920:BJG2F nidx=null]
Eledone aldrovandi
 - Eledone aldrovandi Montfort, 1802 [SYNONYM SPECIES 9916:396WR nidx=null parent=396WW]
 + Eledone aldrovandi (delle Chiaje, 1830) [SYNONYM SPECIES 9920:BJG2V nidx=null parent=396WW]
Elodium
 - Elodium (Sull.) Austin [SYNONYM GENUS 9916:9PFHD nidx=null parent=9JKLQ]
 + Elodium (Sull.) Austin ex C.F. Parker [ACCEPTED GENUS 9920:BJKNY nidx=null]
Elodium paludosum
 - Elodium paludosum Austin [SYNONYM SPECIES 9916:9LC5P nidx=null parent=3KGYJ]
 + Elodium paludosum (A. Jaeger) Austin ex C.F. Parker [ACCEPTED SPECIES 9920:BJQ7K nidx=null]
Elphidium orientale
 - Elphidium orientale Voloshinova, 1952 [ACCEPTED SPECIES 9916:82FHM nidx=null]
 + Elphidium orientale Voloshinova, 1939 [ACCEPTED SPECIES 9920:BJG4M nidx=null]
Encalypta affinis var. macounii
 - Encalypta affinis var. macounii (Austin) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9T5ZF nidx=null parent=9T5ZD]
 + Encalypta affinis var. macounii (Austin) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHPS nidx=null parent=9T5ZD]
Encalypta brevicolla var. crumiana
 - Encalypta brevicolla var. crumiana (D.G. Horton) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9T5ZH nidx=null parent=39MRF]
 + Encalypta brevicolla var. crumiana (D.G. Horton) H.A. Crum & L.E. Anderson [ACCEPTED VARIETY 9920:BJHPV nidx=null]
Encalypta extinctoria
 - Encalypta extinctoria Sw. ex Hartm. [SYNONYM SPECIES 9916:9S36N nidx=null parent=39MSR]
 + Encalypta extinctoria Sw. ex Lag., D. García & Clemente [SYNONYM SPECIES 9920:BJQ83 nidx=null parent=39MSR]
Entodon abbreviatus var. turgescens
 - Entodon abbreviatus var. turgescens Thér. [SYNONYM VARIETY 9916:9T93P nidx=null parent=39YR3]
 + Entodon abbreviatus var. turgescens Thér. [SYNONYM VARIETY 9920:BJHPW nidx=null parent=39YR3]
Entodon erythropus var. brevisetus
 - Entodon erythropus var. brevisetus Cardot [SYNONYM VARIETY 9916:9T93R nidx=null parent=9K4YR]
 + Entodon erythropus var. brevisetus Cardot [SYNONYM VARIETY 9920:BJHPX nidx=null parent=9K4YR]
Entodon erythropus var. muenchii
 - Entodon erythropus var. muenchii Cardot [SYNONYM VARIETY 9916:9T93W nidx=null parent=9K4YR]
 + Entodon erythropus var. muenchii Cardot [SYNONYM VARIETY 9920:BJHPY nidx=null parent=9K4YR]
Entodon okamurae
 - Entodon okamurae Broth. [SYNONYM SPECIES 9916:9S3D5 nidx=null parent=39YSW]
 + Entodon okamurae Broth. ex Cardot [SYNONYM SPECIES 9920:BJQ9D nidx=null parent=39YSW]
Entosthodon subnudus var. gracilis
 - Entosthodon subnudus var. gracilis (Hook. f. & Wilson) Fife [ACCEPTED VARIETY 9916:9T94B nidx=null]
 + Entosthodon subnudus var. gracilis (Hook. f. & Wilson) Fife [ACCEPTED VARIETY 9920:BJHPZ nidx=null]
Entosthodon subnudus var. subcuspidatus
 - Entosthodon subnudus var. subcuspidatus (Broth.) Fife [ACCEPTED VARIETY 9916:9VHS4 nidx=null]
 + Entosthodon subnudus var. subcuspidatus (Broth.) Fife [ACCEPTED VARIETY 9920:BJHQ2 nidx=null]
Eocyzicus
 - Eocyzicus [ACCEPTED GENUS 9916:4CCM nidx=null]
 + Eocyzicus Daday, 1914 [ACCEPTED GENUS 9920:BJ7BY nidx=null]
Ephemerum crassinervium var. texanum
 - Ephemerum crassinervium var. texanum (Grout) V.S. Bryan & L.E. Anderson [ACCEPTED VARIETY 9916:9T94M nidx=null]
 + Ephemerum crassinervium var. texanum (Grout) V.S. Bryan & L.E. Anderson [ACCEPTED VARIETY 9920:BJHQ3 nidx=null]
Epipterygium mexicanum var. angustirete
 - Epipterygium mexicanum var. angustirete Thér. [SYNONYM VARIETY 9916:9T94W nidx=null parent=6G8PN]
 + Epipterygium mexicanum var. angustirete Thér. [SYNONYM VARIETY 9920:BJHQ4 nidx=null parent=6G8PN]
Equisetum × trachyodon
 - Equisetum × trachyodon (A. Braun) Koch [ACCEPTED SPECIES 9916:BBBZT nidx=null]
 + Equisetum × trachyodon A. Braun [ACCEPTED SPECIES 9920:BJGFJ nidx=null]
Eremnus granulicollis
 - Eremnus granulicollis Hustache, 1924 [SYNONYM SPECIES 9916:6GFL5 nidx=null parent=476Y9]
 + Eremnus granulicollis Hustache, 1920 [SYNONYM SPECIES 9920:BJ6WT nidx=null parent=BJ7G2]
Eriorhynchidae
 - Eriorhynchidae [ACCEPTED FAMILY 9916:623PQ nidx=null]
 + Eriorhynchidae Qin & Halliday, 1997 [ACCEPTED FAMILY 9920:BJ6NH nidx=null]
Erpodium coronatum subsp. transvaaliense
 - Erpodium coronatum subsp. transvaaliense (Broth. & Wager) Magill [SYNONYM SUBSPECIES 9916:9VF75 nidx=null parent=9W7VZ]
 + Erpodium coronatum subsp. transvaaliense (Broth. & Wager) Magill [SYNONYM SUBSPECIES 9920:BJH7G nidx=null parent=9W7VZ]
Eucalyx
 - Eucalyx (Lindb.) Breidl. [SYNONYM GENUS 9916:9KVW3 nidx=null parent=9JNGM]
 + Eucalyx (Lindb.) Carrington [SYNONYM GENUS 9920:BJKQ3 nidx=null parent=9JNGM]
Eucalyx hyalina
 - Eucalyx hyalina (Lyell) F. Lees [SYNONYM SPECIES 9916:9MMNT nidx=null parent=4Y6SN]
 + Eucalyx hyalina (Lyell) Carrington [SYNONYM SPECIES 9920:BJQFW nidx=null parent=4Y6SN]
Eucalyx obovata
 - Eucalyx obovata (Nees) F. Lees [SYNONYM SPECIES 9916:9MMNW nidx=null parent=4Y6TB]
 + Eucalyx obovata (Nees) Carrington [SYNONYM SPECIES 9920:BJQFX nidx=null parent=4Y6TB]
Eucatagonium
 - Eucatagonium M. Fleisch. ex Broth. [SYNONYM GENUS 9916:9RKZH nidx=null parent=9JJ3W]
 + Eucatagonium M. Fleisch. [SYNONYM GENUS 9920:BJKQ4 nidx=null parent=9JJ3W]
Eucephalozia
 - Eucephalozia Spruce [SYNONYM GENUS 9916:9TV58 nidx=null parent=9J9Y5]
 + Eucephalozia Schiffn. [SYNONYM GENUS 9920:BJKQ5 nidx=null parent=9J9Y5]
Eudendrium indopacificum
 - Eudendrium indopacificum Stechow, 1923 [SYNONYM SPECIES 9916:3BZJS nidx=null parent=3BZJL]
 + Eudendrium indopacificum Stechow, 1924 [SYNONYM SPECIES 9920:BJ6CC nidx=null parent=3BZJL]
Eugyra digitata
 - Eugyra digitata Koby, 1898 [ACCEPTED SPECIES 9916:BCX5B nidx=null]
 + Eugyra digitata Koby, 1896 [ACCEPTED SPECIES 9920:BJQH4 nidx=null]
Euidotea
 - Euidotea Collinge, 1917 [ACCEPTED GENUS 9916:7NZHJ nidx=null]
 + Euidotea Collinge, 1918 [ACCEPTED GENUS 9920:BJ7CW nidx=null]
Eulimnadia
 - Eulimnadia [ACCEPTED GENUS 9916:4FTP nidx=null]
 + Eulimnadia Packard, 1874 [ACCEPTED GENUS 9920:BJ5YH nidx=null]
Euplectella mammillaris
 - Euplectella mammillaris (Mueller, 1806) [SYNONYM SPECIES 9916:6HCWT nidx=null parent=4LB33]
 + Euplectella mammillaris [SYNONYM SPECIES 9920:BJGRS nidx=null parent=4LB33]
Eupodidae
 - Eupodidae [ACCEPTED FAMILY 9916:9YL nidx=null]
 + Eupodidae C. L. Koch, 1842 [ACCEPTED FAMILY 9920:BJ6NV nidx=null]
Eupodoidea
 - Eupodoidea [ACCEPTED SUPERFAMILY 9916:54Y nidx=null]
 + Eupodoidea C. L. Koch, 1842 [ACCEPTED SUPERFAMILY 9920:BJ6LG nidx=null]
Eupolia brocki
 - Eupolia brocki ? [SYNONYM SPECIES 9916:BFXM5 nidx=null parent=68D67]
 + Eupolia brocki ? [SYNONYM SPECIES 9920:BJGRW nidx=null parent=68D67]
Eupolia hemprichi
 - Eupolia hemprichi ? [SYNONYM SPECIES 9916:BFXM6 nidx=null parent=68D67]
 + Eupolia hemprichi ? [SYNONYM SPECIES 9920:BJGRX nidx=null parent=68D67]
Eupolia quinquelineata
 - Eupolia quinquelineata ? [SYNONYM SPECIES 9916:BFXM7 nidx=null parent=68D5Y]
 + Eupolia quinquelineata ? [SYNONYM SPECIES 9920:BJGRY nidx=null parent=68D5Y]
Euproctis enthysana
 - Euproctis enthysana Swinhoe, 1903 [SYNONYM SPECIES 9916:96VTS nidx=null parent=93ZTW]
 + Euproctis enthysana Turner, 1902 [SYNONYM SPECIES 9920:BJQMC nidx=null parent=93ZTW]
Euproctis melaninfera
 - Euproctis melaninfera Strand, 1923 [SYNONYM SPECIES 9916:96VW7 nidx=null parent=6HDR2]
 + Euproctis melaninfera Butler, 1882 [SYNONYM SPECIES 9920:BJQMD nidx=null parent=6HDR2]
Euproctis phaeorrhoea
 - Euproctis phaeorrhoea Don., 1813 [SYNONYM SPECIES 9916:96VX5 nidx=null parent=3CXMK]
 + Euproctis phaeorrhoea (Donovan, 1801) [SYNONYM SPECIES 9920:BJQMG nidx=null parent=3CXMK]
Eurhynchiastrum pulchellum var. barnesii
 - Eurhynchiastrum pulchellum var. barnesii (Renauld & Cardot) Ignatov [ACCEPTED VARIETY 9916:9N94F nidx=null]
 + Eurhynchiastrum pulchellum var. barnesii (Renauld & Cardot) Ignatov [ACCEPTED VARIETY 9920:BJHQ6 nidx=null]
Fabronia ciliaris var. polycarpa
 - Fabronia ciliaris var. polycarpa (Hook.) W.R. Buck [ACCEPTED VARIETY 9916:9T985 nidx=null]
 + Fabronia ciliaris var. polycarpa (Hook.) W.R. Buck [ACCEPTED VARIETY 9920:BJHQ7 nidx=null]
Fabronia ciliaris var. wrightii
 - Fabronia ciliaris var. wrightii (Sull.) W.R. Buck [ACCEPTED VARIETY 9916:9T986 nidx=null]
 + Fabronia ciliaris var. wrightii (Sull.) W.R. Buck [ACCEPTED VARIETY 9920:BJHQ8 nidx=null]
Fabronia octoblepharis var. americana
 - Fabronia octoblepharis var. americana Cardot [SYNONYM VARIETY 9916:9TZBW nidx=null parent=3DR83]
 + Fabronia octoblepharis var. americana Cardot [SYNONYM VARIETY 9920:BJHQ9 nidx=null parent=3DR83]
Fissidens aeruginosus var. allisonii
 - Fissidens aeruginosus var. allisonii (Dixon & Sainsbury) I.G. Stone [SYNONYM VARIETY 9916:9VHS8 nidx=null parent=6J4PM]
 + Fissidens aeruginosus var. allisonii (Dixon & Sainsbury) I.G. Stone [SYNONYM VARIETY 9920:BJHQB nidx=null parent=6J4PM]
Fissidens aeruginosus var. arcuatulus
 - Fissidens aeruginosus var. arcuatulus (Broth. & Watts) I.G. Stone [SYNONYM VARIETY 9916:9T98W nidx=null parent=6J4PM]
 + Fissidens aeruginosus var. arcuatulus (Broth. & Watts) I.G. Stone [SYNONYM VARIETY 9920:BJHQC nidx=null parent=6J4PM]
Fissidens bryoides var. pusillus
 - Fissidens bryoides var. pusillus (Wilson) Pursell [SYNONYM VARIETY 9916:9T99F nidx=null parent=9MNK4]
 + Fissidens bryoides var. pusillus (Wilson) Pursell [SYNONYM VARIETY 9920:BJHQD nidx=null parent=9MNK4]
Fissidens curvatus var. inclinabilis
 - Fissidens curvatus var. inclinabilis (Müll. Hal. ex Dixon) J.E. Beever [ACCEPTED VARIETY 9916:9T99N nidx=null]
 + Fissidens curvatus var. inclinabilis (Müll. Hal. ex Dixon) J.E. Beever [ACCEPTED VARIETY 9920:BJHQF nidx=null]
Fissidens glauculus var. dupuisii
 - Fissidens glauculus var. dupuisii (Renauld & Cardot) Demaret [SYNONYM VARIETY 9916:9T99Z nidx=null parent=9S4FT]
 + Fissidens glauculus var. dupuisii (Renauld & Cardot) P. de la Varde [SYNONYM VARIETY 9920:BJTGZ nidx=null parent=9S4FT]
Fissidens humilis var. allisonii
 - Fissidens humilis var. allisonii (Dixon & Sainsbury) Sainsbury [SYNONYM VARIETY 9916:9VHRS nidx=null parent=6J4PM]
 + Fissidens humilis var. allisonii (Dixon & Sainsbury) Sainsbury [SYNONYM VARIETY 9920:BJHQG nidx=null parent=6J4PM]
Fissidens humilis var. angustifolius
 - Fissidens humilis var. angustifolius Dixon [SYNONYM VARIETY 9916:9T9BB nidx=null parent=9T9BP]
 + Fissidens humilis var. angustifolius Dixon [SYNONYM VARIETY 9920:BJHQH nidx=null parent=BJHQM]
Fissidens juruensis var. percurrens
 - Fissidens juruensis var. percurrens (Grout) Pursell [SYNONYM VARIETY 9916:9VHLH nidx=null parent=9S4MY]
 + Fissidens juruensis var. percurrens (Grout) Pursell [SYNONYM VARIETY 9920:BJHQJ nidx=null parent=9S4MY]
Fissidens leptocladus subsp. gonioneurus
 - Fissidens leptocladus subsp. gonioneurus Dixon [SYNONYM SUBSPECIES 9916:9T62R nidx=null parent=6J4NQ]
 + Fissidens leptocladus subsp. gonioneurus Dixon [SYNONYM SUBSPECIES 9920:BJH7R nidx=null parent=6J4NQ]
Fissidens leptocladus var. cheesemanii
 - Fissidens leptocladus var. cheesemanii Dixon [SYNONYM VARIETY 9916:9T9BJ nidx=null parent=6J4NQ]
 + Fissidens leptocladus var. cheesemanii Dixon [SYNONYM VARIETY 9920:BJHQK nidx=null parent=6J4NQ]
Fissidens linearis var. aeruginosus
 - Fissidens linearis var. aeruginosus (Hook. f. & Wilson) I.G. Stone [SYNONYM VARIETY 9916:9T9BN nidx=null parent=9T9BP]
 + Fissidens linearis var. aeruginosus (Hook. f. & Wilson) I.G. Stone [SYNONYM VARIETY 9920:BJHQL nidx=null parent=BJHQM]
Fissidens linearis var. angustifolius
 - Fissidens linearis var. angustifolius (Dixon) I.G. Stone [ACCEPTED VARIETY 9916:9T9BP nidx=null]
 + Fissidens linearis var. angustifolius (Dixon) I.G. Stone [ACCEPTED VARIETY 9920:BJHQM nidx=null]
Fissidens oblongifolius var. capitatus
 - Fissidens oblongifolius var. capitatus Wilson [SYNONYM VARIETY 9916:9VHSW nidx=null parent=6J524]
 + Fissidens oblongifolius var. capitatus Wilson [SYNONYM VARIETY 9920:BJHQN nidx=null parent=6J524]
Fissidens oblongifolius var. hyophilus
 - Fissidens oblongifolius var. hyophilus (Mitt.) J.E. Beever & I.G. Stone [ACCEPTED VARIETY 9916:9NFXW nidx=null]
 + Fissidens oblongifolius var. hyophilus (Mitt.) J.E. Beever & I.G. Stone [ACCEPTED VARIETY 9920:BJHQP nidx=null]
Fissidens obtusifolius var. apiculatus
 - Fissidens obtusifolius var. apiculatus Grout [SYNONYM VARIETY 9916:9T9BT nidx=null parent=6J4FL]
 + Fissidens obtusifolius var. apiculatus Grout [SYNONYM VARIETY 9920:BJHQQ nidx=null parent=6J4FL]
Fissidens obtusifolius var. kansanus
 - Fissidens obtusifolius var. kansanus Renauld & Cardot [SYNONYM VARIETY 9916:9T9BV nidx=null parent=6J4PQ]
 + Fissidens obtusifolius var. kansanus Renauld & Cardot [SYNONYM VARIETY 9920:BJHQR nidx=null parent=6J4PQ]
Fissidens obtusifolius var. marginatus
 - Fissidens obtusifolius var. marginatus Flowers [SYNONYM VARIETY 9916:9T9BW nidx=null parent=6J4PQ]
 + Fissidens obtusifolius var. marginatus Flowers [SYNONYM VARIETY 9920:BJHQS nidx=null parent=6J4PQ]
Fissidens pellucidus var. papillifer
 - Fissidens pellucidus var. papillifer (Broth.) Pursell [ACCEPTED VARIETY 9916:9TJ72 nidx=null]
 + Fissidens pellucidus var. papillifer (Broth.) Pursell [ACCEPTED VARIETY 9920:BJHQT nidx=null]
Fissidens pulvinatus var. africanus
 - Fissidens pulvinatus var. africanus Hedw. [SYNONYM VARIETY 9916:9T9C8 nidx=null parent=6L52J]
 + Fissidens pulvinatus var. africanus Hedw. [SYNONYM VARIETY 9920:BJHQV nidx=null parent=6L52J]
Fissidens pungens var. inclinabilis
 - Fissidens pungens var. inclinabilis (Müll. Hal. ex Dixon) Sainsbury [SYNONYM VARIETY 9916:9TZDC nidx=null parent=9T99N]
 + Fissidens pungens var. inclinabilis (Müll. Hal. ex Dixon) Sainsbury [SYNONYM VARIETY 9920:BJHQW nidx=null parent=BJHQF]
Fissidens reclinatulus var. brevifolius
 - Fissidens reclinatulus var. brevifolius Cardot [SYNONYM VARIETY 9916:9T9CC nidx=null parent=6J4YK]
 + Fissidens reclinatulus var. brevifolius Cardot [SYNONYM VARIETY 9920:BJHQX nidx=null parent=6J4YK]
Fissidens rigidulus var. pseudostrictus
 - Fissidens rigidulus var. pseudostrictus J.E. Beever [ACCEPTED VARIETY 9916:9TZDD nidx=null]
 + Fissidens rigidulus var. pseudostrictus J.E. Beever [ACCEPTED VARIETY 9920:BJHQY nidx=null]
Fissidens serratus var. leptochaete
 - Fissidens serratus var. leptochaete (Dusén) Brugg.-Nann. & Pursell [SYNONYM VARIETY 9916:9T9CH nidx=null parent=9WB8H]
 + Fissidens serratus var. leptochaete (Dusén) Brugg.-Nann. & Pursell [SYNONYM VARIETY 9920:BJHQZ nidx=null parent=9WB8H]
Fissidens taylorii var. epiphytus
 - Fissidens taylorii var. epiphytus (Allison) I.G. Stone & J.E. Beever [ACCEPTED VARIETY 9916:9VHLQ nidx=null]
 + Fissidens taylorii var. epiphytus (Allison) I.G. Stone & J.E. Beever [ACCEPTED VARIETY 9920:BJHR2 nidx=null]
Fissidens taylorii var. sainsburyanus
 - Fissidens taylorii var. sainsburyanus J.E. Beever [ACCEPTED VARIETY 9916:9T9CX nidx=null]
 + Fissidens taylorii var. sainsburyanus J.E. Beever [ACCEPTED VARIETY 9920:BJHR3 nidx=null]
Fissidens weirii var. hemicraspedophyllus
 - Fissidens weirii var. hemicraspedophyllus (Cardot) Pursell [ACCEPTED VARIETY 9916:9NFYD nidx=null]
 + Fissidens weirii var. hemicraspedophyllus (Cardot) Pursell [ACCEPTED VARIETY 9920:BJHR4 nidx=null]
Fissidens zippelianus var. robinsonii
 - Fissidens zippelianus var. robinsonii (Broth.) Z. Iwats. & Tad. Suzuki [SYNONYM VARIETY 9916:9NFYG nidx=null parent=9NFXF]
 + Fissidens zippelianus var. robinsonii (Broth.) Z. Iwats. & Tad. Suzuki [SYNONYM VARIETY 9920:BJT7M nidx=null parent=9NFXF]
Floribundaria sparsa var. pilifera
 - Floribundaria sparsa var. pilifera (Nog.) Nog. [SYNONYM VARIETY 9916:9N958 nidx=null parent=7CL9P]
 + Floribundaria sparsa var. pilifera (Nog.) Nog. [SYNONYM VARIETY 9920:BJTDK nidx=null parent=7CL9P]
Foleyellides
 - Foleyellides [ACCEPTED GENUS 9916:99V2M nidx=null]
 + Foleyellides Caballero, 1935 [ACCEPTED GENUS 9920:BJJDS nidx=null]
Fontinalaceae
 - Fontinalaceae Schimp. [ACCEPTED FAMILY 9916:9JG2V nidx=null]
 + Fontinalaceae Schimp. [ACCEPTED FAMILY 9920:BJ5V7 nidx=null]
Fontinalis antipyretica var. gracilis
 - Fontinalis antipyretica var. gracilis (Lindb.) Schimp. [SYNONYM VARIETY 9916:9N8ND nidx=null parent=9VDJT]
 + Fontinalis antipyretica var. gracilis (Lindb.) Schimp. [SYNONYM VARIETY 9920:BJHR5 nidx=null parent=9VDJT]
Fontinalis hypnoides var. duriaei
 - Fontinalis hypnoides var. duriaei (Schimp.) Husn. [ACCEPTED VARIETY 9916:9NFYP nidx=null]
 + Fontinalis hypnoides var. duriaei (Schimp.) Husn. [ACCEPTED VARIETY 9920:BJHR6 nidx=null]
Fontinalis novae-angliae var. cymbifolia
 - Fontinalis novae-angliae var. cymbifolia (Austin) W.H. Welch [SYNONYM VARIETY 9916:9T9DX nidx=null parent=6JDLT]
 + Fontinalis novae-angliae var. cymbifolia (Austin) W.H. Welch [SYNONYM VARIETY 9920:BJHR7 nidx=null parent=6JDLT]
Fontinalis novae-angliae var. lorenziae
 - Fontinalis novae-angliae var. lorenziae Cardot [SYNONYM VARIETY 9916:9TK5M nidx=null parent=6JDLT]
 + Fontinalis novae-angliae var. lorenziae Cardot [SYNONYM VARIETY 9920:BJHR8 nidx=null parent=6JDLT]
Fossombronia capensis var. spiralis
 - Fossombronia capensis var. spiralis Perold [SYNONYM VARIETY 9916:9VDKP nidx=null parent=6JKMZ]
 + Fossombronia capensis var. spiralis Perold [SYNONYM VARIETY 9920:BJHR9 nidx=null parent=6JKMZ]
Fractopella
 - Fractopella Bell, 1970 [SYNONYM GENUS 9916:BGDXB nidx=null parent=7P4LR]
 + Fractopella Beu, 1970 [SYNONYM GENUS 9920:BJJDV nidx=null parent=7P4LR]
Frullania aterrima var. lepida
 - Frullania aterrima var. lepida E.A. Hodgs. [SYNONYM VARIETY 9916:9TZFK nidx=null parent=6JR7Q]
 + Frullania aterrima var. lepida E.A. Hodgs. [SYNONYM VARIETY 9920:BJHRB nidx=null parent=6JR7Q]
Frullania falciloba var. setchellii
 - Frullania falciloba var. setchellii (Pearson) E.A. Hodgs. [SYNONYM VARIETY 9916:9VHLW nidx=null parent=6K39N]
 + Frullania falciloba var. setchellii (Pearson) E.A. Hodgs. [SYNONYM VARIETY 9920:BJHRC nidx=null parent=6K39N]
Frullania fugax var. media
 - Frullania fugax var. media E.A. Hodgs. [SYNONYM VARIETY 9916:9T9FD nidx=null parent=6K2VF]
 + Frullania fugax var. media E.A. Hodgs. [SYNONYM VARIETY 9920:BJHRD nidx=null parent=6K2VF]
Frullania inflata var. stylifera
 - Frullania inflata var. stylifera R.M. Schust. [SYNONYM VARIETY 9916:9N95F nidx=null parent=6JR9F]
 + Frullania inflata var. stylifera R.M. Schust. [SYNONYM VARIETY 9920:BJTDL nidx=null parent=6JR9F]
Funaria hybrida
 - Funaria hybrida R. Ruthe [SYNONYM SPECIES 9916:9S5P8 nidx=null parent=9S3GZ]
 + Funaria hybrida R. Ruthe ex Limpr. [ACCEPTED SPECIES 9920:BJQS3 nidx=null]
Funariidae
 - Funariidae Ochyra [ACCEPTED SUBCLASS 9916:9JHXV nidx=null]
 + Funariidae Ochyra [ACCEPTED SUBCLASS 9920:BJJ7C nidx=null]
Fuscocephaloziopsis connivens var. bifida
 - Fuscocephaloziopsis connivens var. bifida (R.M. Schust.) Stotler & Crand.-Stotl. [ACCEPTED VARIETY 9916:9TK5Z nidx=null]
 + Fuscocephaloziopsis connivens var. bifida (R.M. Schust.) Stotler & Crand.-Stotl. [ACCEPTED VARIETY 9920:BJHRF nidx=null]
Fuscocephaloziopsis connivens var. compacta
 - Fuscocephaloziopsis connivens var. compacta (Macvicar) Stotler & Crand.-Stotl. [SYNONYM VARIETY 9916:9TK62 nidx=null parent=6JSHK]
 + Fuscocephaloziopsis connivens var. compacta (Macvicar) Stotler & Crand.-Stotl. [SYNONYM VARIETY 9920:BJHRG nidx=null parent=6JSHK]
Fuscocephaloziopsis pleniceps var. sphagnorum
 - Fuscocephaloziopsis pleniceps var. sphagnorum (C. Massal.) Stotler & Crand.-Stotl. [ACCEPTED VARIETY 9916:9TK63 nidx=null]
 + Fuscocephaloziopsis pleniceps var. sphagnorum (C. Massal.) Stotler & Crand.-Stotl. [ACCEPTED VARIETY 9920:BJHRH nidx=null]
Gammaropsis erythropthalmus
 - Gammaropsis erythropthalmus Liljeborg, 1856 [SYNONYM SPECIES 9916:3F859 nidx=null parent=3F865]
 + Gammaropsis erythropthalmus Liljeborg, 1855 [SYNONYM SPECIES 9920:BJH3Y nidx=null parent=3F865]
Gammarus palmata
 - Gammarus palmata [SYNONYM SPECIES 9916:3F8H5 nidx=null parent=3ZK3S]
 + Gammarus palmata (Montague, 1804) [SYNONYM SPECIES 9920:BJH46 nidx=null parent=3ZK3S]
Garovaglia binsteadii var. mirabilis
 - Garovaglia binsteadii var. mirabilis (Dixon) During [ACCEPTED VARIETY 9916:9N95R nidx=null]
 + Garovaglia binsteadii var. mirabilis (Dixon) During [ACCEPTED VARIETY 9920:BJTDM nidx=null]
Garovaglia powellii var. brevifolia
 - Garovaglia powellii var. brevifolia (E.B. Bartram) During [ACCEPTED VARIETY 9916:9N95T nidx=null]
 + Garovaglia powellii var. brevifolia (E.B. Bartram) During [ACCEPTED VARIETY 9920:BJTDN nidx=null]
Garveia groenlandica
 - Garveia groenlandica Levinson, 1892 [SYNONYM SPECIES 9916:3FBW4 nidx=null parent=4SDHZ]
 + Garveia groenlandica Levinson, 1893 [SYNONYM SPECIES 9920:BJ6CD nidx=null parent=4SDHZ]
Gerutha pila
 - Gerutha pila Budde-Lund, 1912 [SYNONYM SPECIES 9916:3FXKN nidx=null parent=7B7PG]
 + Gerutha pila (Budde-Lund, 1898) [SYNONYM SPECIES 9920:BJH5G nidx=null parent=7B7PG]
Glossadelphus zollingeri var. filicaulis
 - Glossadelphus zollingeri var. filicaulis (M. Fleisch.) M. Fleisch. [SYNONYM VARIETY 9916:9T9H8 nidx=null parent=38RRP]
 + Glossadelphus zollingeri var. filicaulis (M. Fleisch.) M. Fleisch. [SYNONYM VARIETY 9920:BJHRJ nidx=null parent=38RRP]
Greenidea (Greenidea) schimae
 - Greenidea (Greenidea) schimae [ACCEPTED SPECIES 9916:3HBZJ nidx=null]
 + Greenidea (Greenidea) schimae [ACCEPTED SPECIES 9920:BJH88 nidx=null]
Greenidea (Trichosiphum) okajimai
 - Greenidea (Trichosiphum) okajimai [ACCEPTED SPECIES 9916:BFYNS nidx=null]
 + Greenidea (Trichosiphum) okajimai [ACCEPTED SPECIES 9920:BJH85 nidx=null]
Grimmia apocarpa var. stricta
 - Grimmia apocarpa var. stricta (Turner) Hook. & Taylor [SYNONYM VARIETY 9916:9T9J3 nidx=null parent=9MJCG]
 + Grimmia apocarpa var. stricta (Turner) Hook. & Taylor [SYNONYM VARIETY 9920:BJHRK nidx=null parent=9MJCG]
Grimmia ovalis var. cylindrica
 - Grimmia ovalis var. cylindrica (Nees & Hornsch.) I. Hagen [SYNONYM VARIETY 9916:9VBTH nidx=null parent=6KSQR]
 + Grimmia ovalis var. cylindrica (Nees & Hornsch.) I. Hagen [SYNONYM VARIETY 9920:BJHRL nidx=null parent=6KSQR]
Grimmia pulvinata var. africana
 - Grimmia pulvinata var. africana (Hedw.) Hook. f. & Wilson [SYNONYM VARIETY 9916:9NG5J nidx=null parent=6L52J]
 + Grimmia pulvinata var. africana (Hedw.) Hook. f. & Wilson [SYNONYM VARIETY 9920:BJHRM nidx=null parent=6L52J]
Grimmia torquata var. flettii
 - Grimmia torquata var. flettii (Holz.) Vaar. [SYNONYM VARIETY 9916:9TK6S nidx=null parent=6L4R2]
 + Grimmia torquata var. flettii (Holz.) Vaar. [SYNONYM VARIETY 9920:BJHRP nidx=null parent=6L4R2]
Groutiella chimborazensis subsp. reesei
 - Groutiella chimborazensis subsp. reesei Vitt [SYNONYM SUBSPECIES 9916:9TYNB nidx=null parent=3HF27]
 + Groutiella chimborazensis subsp. reesei Vitt [SYNONYM SUBSPECIES 9920:BJH7T nidx=null parent=3HF27]
Gryne reticulata
 - Gryne reticulata Piza Jr., 1938 [SYNONYM SPECIES 9916:9X62F nidx=null parent=7WDWT]
 + Gryne reticulata Piza, 1938 [SYNONYM SPECIES 9920:BJSGG nidx=null parent=7WDWT]
Guentheria
 - Guentheria Trevir. [SYNONYM GENUS 9916:9JMPV nidx=null parent=9JJCJ]
 + Guentheria Trevir. ex Léman [SYNONYM GENUS 9920:BJJF9 nidx=null parent=9JJCJ]
Gymnocolea inflata var. heterostipa
 - Gymnocolea inflata var. heterostipa (Carrington & Spruce) Müll. Frib. [SYNONYM VARIETY 9916:9TK6T nidx=null parent=3HR8P]
 + Gymnocolea inflata var. heterostipa (Carrington & Spruce) Müll. Frib. [SYNONYM VARIETY 9920:BJHRQ nidx=null parent=3HR8P]
Gymnomitrion concinnatum var. mucronulatum
 - Gymnomitrion concinnatum var. mucronulatum N. Kitag. [SYNONYM VARIETY 9916:9N96T nidx=null parent=3HSSH]
 + Gymnomitrion concinnatum var. mucronulatum N. Kitag. [SYNONYM VARIETY 9920:BJTDP nidx=null parent=3HSSH]
Gymnoplectron edwardsi
 - Gymnoplectron edwardsi [SYNONYM SPECIES 9916:B88YK nidx=null parent=3X7DD]
 + Gymnoplectron edwardsi [SYNONYM SPECIES 9920:BJHB7 nidx=null parent=3X7DD]
Gymnostomiella vernicosa var. acuminata
 - Gymnostomiella vernicosa var. acuminata J.C. Zhao & Y.Y. Liu [ACCEPTED VARIETY 9916:9N96V nidx=null]
 + Gymnostomiella vernicosa var. acuminata J.C. Zhao & Y.Y. Liu [ACCEPTED VARIETY 9920:BJTDQ nidx=null]
Gyponana (Zerana) secunda
 - Gyponana (Zerana) secunda Freytag & DeLong, 1975 [SYNONYM SPECIES 9916:8J5RS nidx=null parent=8JT6C]
 + Gyponana (Zerana) secunda Freytag & DeLong, 1975 [ACCEPTED SPECIES 9920:3HXMT nidx=null]
Haenkea
 - Haenkea [ACCEPTED GENUS 9916:4SJ9 nidx=null]
 + Haenkea Ruiz & Pav. [SYNONYM UNRANKED 9920:BJ7JB nidx=null parent=5M9R]
Halichondria broendstedi
 - Halichondria broendstedi [SYNONYM SPECIES 9916:3JBZB nidx=null parent=3JBVQ]
 + Halichondria broendstedi de Laubenfels, 1936 [SYNONYM SPECIES 9920:BJHCZ nidx=null parent=3JBVQ]
Haliclona (Reniera) bowerbanki
 - Haliclona (Reniera) bowerbanki (Bowerbank, 1882) [SYNONYM SPECIES 9916:3JCCK nidx=null parent=3JCCN]
 + Haliclona (Reniera) bowerbanki (Norman in Bowerbank, 1882) [SYNONYM SPECIES 9920:BJHCR nidx=null parent=3JCCN]
Hampeella pallens var. symmetrica
 - Hampeella pallens var. symmetrica Sainsbury [SYNONYM VARIETY 9916:9TZHV nidx=null parent=3JJHN]
 + Hampeella pallens var. symmetrica Sainsbury [SYNONYM VARIETY 9920:BJHRR nidx=null parent=3JJHN]
Handianus (Dlabolia)
 - Handianus (Dlabolia) Metcalf, 1967 [ACCEPTED SUBGENUS 9916:8RGZQ nidx=null]
 + Handianus (Dlabolia) Emeljanov, 1964 [ACCEPTED SUBGENUS 9920:BJ7M7 nidx=null]
Haplohymenium biforme
 - Haplohymenium biforme Broth. [SYNONYM SPECIES 9916:9S79Z nidx=null parent=9K88R]
 + Haplohymenium biforme Broth. ex Cardot [SYNONYM SPECIES 9920:BJR3M nidx=null parent=9K88R]
Haplophthalmus danicus danicus
 - Haplophthalmus danicus danicus (Budde-Lund, 1879) [ACCEPTED SUBSPECIES 9916:7H79R nidx=null]
 + Haplophthalmus danicus danicus Budde-Lund in Meinert, 1880 [ACCEPTED SUBSPECIES 9920:BJH7X nidx=null]
Haruspex
 - Haruspex [ACCEPTED GENUS 9916:4TY5 nidx=null]
 + Haruspex Shimansky, 1968 [SYNONYM GENUS 9920:BJ7JH nidx=null parent=BJXWV]
Haswellia emarginata
 - Haswellia emarginata (Haswell, 1882) [ACCEPTED SPECIES 9916:3JVX8 nidx=null]
 + Haswellia emarginata (Haswell, 1881) [ACCEPTED SPECIES 9920:BJCXK nidx=null]
Hebata (Hebata)
 - Hebata (Hebata) DeLong, 1931 [ACCEPTED SUBGENUS 9916:8KMSR nidx=null]
 + Hebata (Hebata) DeLong, 1931 [ACCEPTED SUBGENUS 9920:BJ7JL nidx=null]
Helenopachnodus
 - Helenopachnodus Germain, 1932 [SYNONYM GENUS 9916:BGFWF nidx=null parent=7P9SC]
 + Helenopachnodus Germain, 1931 [SYNONYM GENUS 9920:BJJFB nidx=null parent=7NZYT]
Helicaulax bicarinata
 - Helicaulax bicarinata Gabb, 1869 [SYNONYM SPECIES 9916:3K68Z nidx=null parent=55JBY]
 + Helicaulax bicarinata Gabb, 1868 [SYNONYM SPECIES 9920:BJHHY nidx=null parent=55JBY]
Heliocoenia micropora
 - Heliocoenia micropora Koby, 1905 [ACCEPTED SPECIES 9916:BDQMC nidx=null]
 + Heliocoenia micropora Koby, 1904 [ACCEPTED SPECIES 9920:BJVYJ nidx=null]
Hepaticae
 - Hepaticae Juss. [SYNONYM CLASS 9916:9NK6W nidx=null parent=9J9G5]
 + Hepaticae Juss. [SYNONYM CLASS 9920:BJ6K4 nidx=null parent=9J9G5]
Herbertus aduncus subsp. tenuis
 - Herbertus aduncus subsp. tenuis (A. Evans) H.A. Mill. [SYNONYM SUBSPECIES 9916:9N5RJ nidx=null parent=3KXSD]
 + Herbertus aduncus subsp. tenuis (A. Evans) H.A. Mill. [SYNONYM SUBSPECIES 9920:BJH7Y nidx=null parent=3KXSD]
Holomitrium calycinum
 - Holomitrium calycinum (Hedw.) Mitt. [ACCEPTED SPECIES 9916:3M98Q nidx=null]
 + Holomitrium calycinum (Hedw.) Trevis. [ACCEPTED SPECIES 9920:BJJ27 nidx=null]
Holomitrium cylindraceum
 - Holomitrium cylindraceum (P. Beauv.) Wijk & Margad. [ACCEPTED SPECIES 9916:6LY9X nidx=null]
 + Holomitrium cylindraceum (P. Beauv.) Trevis. [ACCEPTED SPECIES 9920:BJD2C nidx=null]
Holomitrium cylindraceum var. cucullatum
 - Holomitrium cylindraceum var. cucullatum (Besch.) Wijk & Margad. [ACCEPTED VARIETY 9916:9N97Y nidx=null]
 + Holomitrium cylindraceum var. cucullatum (Besch.) Wijk & Margad. [ACCEPTED VARIETY 9920:BJHRT nidx=null]
Homalothecium lutescens var. fallax
 - Homalothecium lutescens var. fallax (H. Philib. ex Schimp.) Düll [ACCEPTED VARIETY 9916:9N982 nidx=null]
 + Homalothecium lutescens var. fallax (H. Philib. ex Schimp.) Düll [ACCEPTED VARIETY 9920:BJHRV nidx=null]
Homalothecium nevadense var. subulatum
 - Homalothecium nevadense var. subulatum Renauld & Cardot [SYNONYM VARIETY 9916:9T9Q9 nidx=null parent=6MC4M]
 + Homalothecium nevadense var. subulatum Renauld & Cardot [SYNONYM VARIETY 9920:BJHRW nidx=null parent=6MC4M]
Homomallium mexicanum var. latifolium
 - Homomallium mexicanum var. latifolium Cardot [ACCEPTED VARIETY 9916:9TK75 nidx=null]
 + Homomallium mexicanum var. latifolium Cardot [ACCEPTED VARIETY 9920:BJHRX nidx=null]
Hoplotarache
 - Hoplotarache [ACCEPTED GENUS 9916:62V9S nidx=null]
 + Hoplotarache Hampson, 1910 [SYNONYM GENUS 9920:BJ7K5 nidx=null parent=8ZYNP]
Houdella
 - Houdella Swinhoe, 1923 [SYNONYM GENUS 9916:94NB6 nidx=null parent=92CTG]
 + Houdella Stephens, 1828 [SYNONYM GENUS 9920:BJKYF nidx=null parent=92CTG]
Husnotiella revoluta var. africana
 - Husnotiella revoluta var. africana (Pócs) J.A. Jiménez & M.J. Cano [ACCEPTED VARIETY 9916:9N984 nidx=null]
 + Husnotiella revoluta var. africana (Pócs) J.A. Jiménez & M.J. Cano [ACCEPTED VARIETY 9920:BJTDR nidx=null]
Hydractinia fuciola
 - Hydractinia fuciola [SYNONYM SPECIES 9916:BDXXN nidx=null parent=538VF]
 + Hydractinia fuciola (M. Sars, 1857) [SYNONYM SPECIES 9920:BJ6CS nidx=null parent=538VF]
Hydrophis (pelamis)bicolor var.alternans
 - Hydrophis (pelamis)bicolor var.alternans Fischer, 1856: 63 (Nom. Subst. Pro P. Variegata) [SYNONYM UNRANKED 9916:8SHX9 nidx=null parent=3N8BL]
 + Hydrophis (pelamis)bicolor var.alternans Fischer, 1856: 63 (Nom. Subst. Pro P. Variegata) [SYNONYM UNRANKED 9920:BJ68Q nidx=null parent=3N8BL]
Hygroamblystegium varium subsp. noterophilum
 - Hygroamblystegium varium subsp. noterophilum (Sull. & Lesq.) Vanderp. & Hedenäs [SYNONYM SUBSPECIES 9916:9TJVG nidx=null parent=9W89N]
 + Hygroamblystegium varium subsp. noterophilum (Sull. & Lesq.) Vanderp. & Hedenäs [SYNONYM SUBSPECIES 9920:BJH8W nidx=null parent=9W89N]
Hymenophyllum pusillum
 - Hymenophyllum pusillum Schott [AMBIGUOUS_SYNONYM SPECIES 9916:BBNG4 nidx=null parent=B9Q94]
 + Hymenophyllum pusillum Schott ex J. W. Sturm [AMBIGUOUS_SYNONYM SPECIES 9920:BJJ3T nidx=null parent=B9QCL]
Hymenostylium recurvirostrum var. insigne
 - Hymenostylium recurvirostrum var. insigne (Dixon) E.B. Bartram [SYNONYM VARIETY 9916:9N99T nidx=null parent=9S8ZY]
 + Hymenostylium recurvirostrum var. insigne (Dixon) E.B. Bartram [SYNONYM VARIETY 9920:BJHRY nidx=null parent=9S8ZY]
Hyophila uleana
 - Hyophila uleana Müll. Hal. [ACCEPTED SPECIES 9916:9KC9Z nidx=null]
 + Hyophila uleana Broth. [ACCEPTED SPECIES 9920:BJJ3S nidx=null]
Hypena obsitalis
 - Hypena obsitalis (Hübner) [ACCEPTED SPECIES 9916:3NN5S nidx=null]
 + Hypena obsitalis (Hübner, 1813) [ACCEPTED SPECIES 9920:BJD66 nidx=null]
Hypeninae
 - Hypeninae [ACCEPTED SUBFAMILY 9916:93MX9 nidx=null]
 + Hypeninae Herrich-Schäffer, 1851 [ACCEPTED SUBFAMILY 9920:BJ6W3 nidx=null]
Hypercompe
 - Hypercompe Hübner [SYNONYM GENUS 9916:92C4D nidx=null parent=922SP]
 + Hypercompe Hübner, 1806 [SYNONYM GENUS 9920:BJ7KG nidx=null parent=922SP]
Hypnum cupressiforme var. filiforme
 - Hypnum cupressiforme var. filiforme Brid. [ACCEPTED VARIETY 9916:9N9BJ nidx=null]
 + Hypnum cupressiforme var. filiforme Brid. [ACCEPTED VARIETY 9920:BJHRZ nidx=null]
Hypnum cupressiforme var. heseleri
 - Hypnum cupressiforme var. heseleri (Ando & Higuchi) M.O. Hill [ACCEPTED VARIETY 9916:9N9BL nidx=null]
 + Hypnum cupressiforme var. heseleri (Ando & Higuchi) M.O. Hill [ACCEPTED VARIETY 9920:BJHS2 nidx=null]
Hypnum cupressiforme var. julaceum
 - Hypnum cupressiforme var. julaceum Brid. [ACCEPTED VARIETY 9916:9NG9V nidx=null]
 + Hypnum cupressiforme var. julaceum Brid. [ACCEPTED VARIETY 9920:BJHS3 nidx=null]
Hypnum cupressiforme var. lacunosum
 - Hypnum cupressiforme var. lacunosum Brid. [ACCEPTED VARIETY 9916:9N5SG nidx=null]
 + Hypnum cupressiforme var. lacunosum Brid. [ACCEPTED VARIETY 9920:BJHS4 nidx=null]
Hypnum cupressiforme var. subjulaceum
 - Hypnum cupressiforme var. subjulaceum Molendo [ACCEPTED VARIETY 9916:9N9BQ nidx=null]
 + Hypnum cupressiforme var. subjulaceum Molendo [ACCEPTED VARIETY 9920:BJHS5 nidx=null]
Hypnum depressum
 - Hypnum depressum (Hedw.) Sw. ex P. Beauv. [AMBIGUOUS_SYNONYM SPECIES 9916:9S9WG nidx=null parent=PNPC]
 + Hypnum depressum (Hedw.) Sw. ex Brid. [AMBIGUOUS_SYNONYM SPECIES 9920:BJRB2 nidx=null parent=PNPC]
Hypnum hispidulum var. sommerfeltii
 - Hypnum hispidulum var. sommerfeltii (Myrin) Dixon [SYNONYM VARIETY 9916:9VCZY nidx=null parent=9L66T]
 + Hypnum hispidulum var. sommerfeltii (Myrin) Dixon [SYNONYM VARIETY 9920:BJT7T nidx=null parent=9L66T]
Hypogyma
 - Hypogyma Hemming, 1937 [SYNONYM GENUS 9916:94NC8 nidx=null parent=92DPF]
 + Hypogyma Hübner, 1819 [SYNONYM GENUS 9920:BJKZK nidx=null parent=92DPF]
Hyponomenta
 - Hyponomenta Turner, 1898 [SYNONYM GENUS 9916:94NCC nidx=null parent=92QP2]
 + Hyponomenta Latreille, 1796 [SYNONYM GENUS 9920:BJKZL nidx=null parent=92QP2]
Hypopterygiales
 - Hypopterygiales Goffinet [ACCEPTED ORDER 9916:9VD4C nidx=null]
 + Hypopterygiales Goffinet [ACCEPTED ORDER 9920:BJ6VK nidx=null]
Hypopterygium paradoxum
 - Hypopterygium paradoxum Broth. [SYNONYM SPECIES 9916:9SCMQ nidx=null parent=34Q2W]
 + Hypopterygium paradoxum Broth. ex Cardot [SYNONYM SPECIES 9920:BJRBV nidx=null parent=34Q2W]
Hypopterygium philippinense
 - Hypopterygium philippinense Hampe [SYNONYM SPECIES 9916:9W97L nidx=null parent=3NY9T]
 + Hypopterygium philippinense Hampe ex Kindb. [SYNONYM SPECIES 9920:BJTGF nidx=null parent=3NY9T]
Isopterygium repens
 - Isopterygium repens (Brid.) Lindb. ex Delogne [SYNONYM SPECIES 9916:9V9BC nidx=null parent=3L3WT]
 + Isopterygium repens (Brid.) Lindb. [SYNONYM SPECIES 9920:BJRH9 nidx=null parent=3L3WT]
Itea crassicornis
 - Itea crassicornis C. Koch, 1844 [SYNONYM SPECIES 9916:3QDXD nidx=null parent=4JNS4]
 + Itea crassicornis C. Koch, 1842 [SYNONYM SPECIES 9920:BJJ72 nidx=null parent=4JNS4]
Jaera longicornis
 - Jaera longicornis Lucas, 1849 [SYNONYM SPECIES 9916:849KM nidx=null parent=17f17e10-5766-45aa-834e-982929cd7c1c]
 + Jaera longicornis Lucas, 1846 [SYNONYM SPECIES 9920:BJJ7N nidx=null parent=BJN23]
Jamna longicornis
 - Jamna longicornis (Lucas, 1849) [SYNONYM SPECIES 9916:8S8L6 nidx=null parent=17f17e10-5766-45aa-834e-982929cd7c1c]
 + Jamna longicornis (Lucas, 1846) [SYNONYM SPECIES 9920:BJJ7R nidx=null parent=BJN23]
Janassa capillata
 - Janassa capillata Sars, 1894 [SYNONYM SPECIES 9916:3QL4M nidx=null parent=4CXBW]
 + Janassa capillata (Rathke, 1843) [SYNONYM SPECIES 9920:BJJ7S nidx=null parent=4CXBW]
Jania crassicostata
 - Jania crassicostata Benoist, 1873 [SYNONYM SPECIES 9916:9946Q nidx=null parent=994D4]
 + Jania crassicostata Benoist, 1874 [SYNONYM SPECIES 9920:BJKFQ nidx=null parent=BJKW4]
Jungermannia deltoidea
 - Jungermannia deltoidea (Lindenb.) Hook. f. & Taylor [SYNONYM SPECIES 9916:9WBF5 nidx=null parent=4JFCR]
 + Jungermannia deltoidea (Lindenb.) Raoul [SYNONYM SPECIES 9920:BJTGG nidx=null parent=4JFCR]
Justicia divaricata
 - Justicia divaricata Willd. ex Nees [SYNONYM SPECIES 9916:B9R5T nidx=null parent=7W9VW]
 + Justicia divaricata Willd. ex Nees [SYNONYM SPECIES 9920:BJDBG nidx=null parent=7W9VW]
 + Justicia divaricata Zeyh. ex Nees [SYNONYM SPECIES 9920:BJDBH nidx=null parent=3QX63]
Kaitoa antarctidis
 - Kaitoa antarctidis (Wilckens, 1911) [ACCEPTED SPECIES 9916:BJ2ZS nidx=null]
 + Kaitoa antarctidis (Wilckens, 1910) [SYNONYM SPECIES 9920:BJW3H nidx=null parent=BJXPF]
Kindbergia praelonga var. californica
 - Kindbergia praelonga var. californica (Grout) Ochyra [SYNONYM VARIETY 9916:9TK8W nidx=null parent=9LNJR]
 + Kindbergia praelonga var. californica (Grout) Ochyra [SYNONYM VARIETY 9920:BJHS7 nidx=null parent=9LNJR]
Kindbergia praelonga var. stokesii
 - Kindbergia praelonga var. stokesii (Turner) Ochyra [SYNONYM VARIETY 9916:9TBFS nidx=null parent=9LNJR]
 + Kindbergia praelonga var. stokesii (Turner) Ochyra [SYNONYM VARIETY 9920:BJHS8 nidx=null parent=9LNJR]
Kurzia quadriseta var. trilobata
 - Kurzia quadriseta var. trilobata R.M. Schust. [SYNONYM VARIETY 9916:9N9GQ nidx=null parent=6NQLN]
 + Kurzia quadriseta var. trilobata R.M. Schust. [SYNONYM VARIETY 9920:BJHS9 nidx=null parent=6NQLN]
Laodice calcarata
 - Laodice calcarata [SYNONYM SPECIES 9916:BDXYD nidx=null parent=3S84V]
 + Laodice calcarata L. Agassiz, 1862 [SYNONYM SPECIES 9920:BJ6CV nidx=null parent=3S84V]
Leionucula suboblonga
 - Leionucula suboblonga (Wilckens, 1905) [ACCEPTED SPECIES 9916:8QGLV nidx=null]
 + Leionucula suboblonga (Wilckens, 1907) [ACCEPTED SPECIES 9920:BJJKZ nidx=null]
Leiosporocerotopsida
 - Leiosporocerotopsida Stotler & Crand.-Stotl. [ACCEPTED CLASS 9916:DN nidx=null]
 + Leiosporocerotopsida Stotler & Crand.-Stotl. [ACCEPTED CLASS 9920:BJ6KM nidx=null]
Lejeunea lamacerina subsp. gemminata
 - Lejeunea lamacerina subsp. gemminata R.M. Schust. [ACCEPTED SUBSPECIES 9916:7K8K8 nidx=null]
 + Lejeunea lamacerina subsp. gemminata R.M. Schust. [ACCEPTED SUBSPECIES 9920:BJH9L nidx=null]
Lejeunea lamacerina var. azorica
 - Lejeunea lamacerina var. azorica (Steph.) Greig-Sm. [SYNONYM VARIETY 9916:9NGFQ nidx=null parent=3T3MM]
 + Lejeunea lamacerina var. azorica (Steph.) Greig-Sm. [SYNONYM VARIETY 9920:BJT7X nidx=null parent=3T3MM]
Lejeunea tristis
 - Lejeunea tristis Steph. [SYNONYM SPECIES 9916:9SFT8 nidx=null parent=6JQZW]
 + Lejeunea tristis Prantl [SYNONYM SPECIES 9920:BJRP3 nidx=null parent=6JQZW]
Lepicolea scolopendra
 - Lepicolea scolopendra (Hook.) Dumort. ex Trevis. [ACCEPTED SPECIES 9916:3T9D4 nidx=null]
 + Lepicolea scolopendra (Hook.) Dumort. [ACCEPTED SPECIES 9920:BJDFR nidx=null]
Lepidozia meridiana var. paludicola
 - Lepidozia meridiana var. paludicola E.A. Hodgs. [SYNONYM VARIETY 9916:9TBHH nidx=null parent=46KKJ]
 + Lepidozia meridiana var. paludicola E.A. Hodgs. [SYNONYM VARIETY 9920:BJHSB nidx=null parent=46KKJ]
Leptestheria
 - Leptestheria [ACCEPTED GENUS 9916:5CTB nidx=null]
 + Leptestheria G. O. Sars, 1898 [ACCEPTED GENUS 9920:BJ7MG nidx=null]
Leptestheriidae
 - Leptestheriidae [ACCEPTED FAMILY 9916:BX7 nidx=null]
 + Leptestheriidae Daday, 1923 [ACCEPTED FAMILY 9920:BJ6QJ nidx=null]
Leptodon smithii var. beccarii
 - Leptodon smithii var. beccarii (Müll. Hal.) Tongiorgi [ACCEPTED VARIETY 9916:9TBJ8 nidx=null]
 + Leptodon smithii var. beccarii (Müll. Hal.) Tongiorgi [ACCEPTED VARIETY 9920:BJHSC nidx=null]
Leptodontium viticulosoides var. exasperatum
 - Leptodontium viticulosoides var. exasperatum (Cardot) R.H. Zander [ACCEPTED VARIETY 9916:9V8TX nidx=null]
 + Leptodontium viticulosoides var. exasperatum (Cardot) R.H. Zander [ACCEPTED VARIETY 9920:BJHSD nidx=null]
Leptodontium viticulosoides var. flagellaceum
 - Leptodontium viticulosoides var. flagellaceum (E.B. Bartram) R.H. Zander [SYNONYM VARIETY 9916:9TBJQ nidx=null parent=9WBL7]
 + Leptodontium viticulosoides var. flagellaceum (E.B. Bartram) R.H. Zander [SYNONYM VARIETY 9920:BJHSF nidx=null parent=9WBL7]
Leptodontium viticulosoides var. panamense
 - Leptodontium viticulosoides var. panamense (Lorentz) R.H. Zander [SYNONYM VARIETY 9916:9TBJR nidx=null parent=9LQQH]
 + Leptodontium viticulosoides var. panamense (Lorentz) R.H. Zander [SYNONYM VARIETY 9920:BJHSG nidx=null parent=9LQQH]
Leptohymenium breutelii
 - Leptohymenium breutelii (Müll. Hal.) Schimp. [ACCEPTED SPECIES 9916:3TQGM nidx=null]
 + Leptohymenium breutelii (Müll. Hal.) Schimp. ex A. Jaeger [ACCEPTED SPECIES 9920:BJJNF nidx=null]
Leptolejeunea elliptica subsp. subacuta
 - Leptolejeunea elliptica subsp. subacuta (Steph. ex A. Evans) R.M. Schust. [SYNONYM SUBSPECIES 9916:9N8X3 nidx=null parent=3TQTR]
 + Leptolejeunea elliptica subsp. subacuta (Steph. ex A. Evans) R.M. Schust. [SYNONYM SUBSPECIES 9920:BJH9M nidx=null parent=6PGCH]
Leptoplana angusta
 - Leptoplana angusta Pearse, 1938 [SYNONYM SPECIES 9916:BGXQK nidx=null parent=7W3SY]
 + Leptoplana angusta Pearse, 1938 [SYNONYM SPECIES 9920:BJJNL nidx=null parent=7W3SY]
 + Leptoplana angusta Pearse & Littler, 1938 [AMBIGUOUS_SYNONYM SPECIES 9920:BJJNM nidx=null parent=6HBJJ]
Leptotrichus
 - Leptotrichus Budde-Lund, 1885 [ACCEPTED GENUS 9916:7P9QP nidx=null]
 + Leptotrichus Budde-Lund, 1879 [ACCEPTED GENUS 9920:BJ7MK nidx=null]
Lescuraea incurvata var. gigantea
 - Lescuraea incurvata var. gigantea E. Lawton [ACCEPTED VARIETY 9916:9TK9F nidx=null]
 + Lescuraea incurvata var. gigantea E. Lawton [ACCEPTED VARIETY 9920:BJHSH nidx=null]
Lescuraea incurvata var. tenuiretis
 - Lescuraea incurvata var. tenuiretis (Culm.) E. Lawton [ACCEPTED VARIETY 9916:9TBKJ nidx=null]
 + Lescuraea incurvata var. tenuiretis (Culm.) E. Lawton [ACCEPTED VARIETY 9920:BJHSJ nidx=null]
Lescuraea radicosa var. compacta
 - Lescuraea radicosa var. compacta (Best) E. Lawton [ACCEPTED VARIETY 9916:9TK9G nidx=null]
 + Lescuraea radicosa var. compacta (Best) E. Lawton [ACCEPTED VARIETY 9920:BJHSK nidx=null]
Lescuraea radicosa var. denudata
 - Lescuraea radicosa var. denudata (Kindb.) E. Lawton [ACCEPTED VARIETY 9916:9TK9H nidx=null]
 + Lescuraea radicosa var. denudata (Kindb.) E. Lawton [ACCEPTED VARIETY 9920:BJHSL nidx=null]
Lescuraea radicosa var. pallida
 - Lescuraea radicosa var. pallida (Best) E. Lawton [SYNONYM VARIETY 9916:9TK9J nidx=null parent=9TK9G]
 + Lescuraea radicosa var. pallida (Best) E. Lawton [SYNONYM VARIETY 9920:BJHSM nidx=null parent=BJHSK]
Leskeella tectorum var. scabriuscula
 - Leskeella tectorum var. scabriuscula (Jørg.) Wijk & Margad. [SYNONYM VARIETY 9916:9TBLG nidx=null parent=4NZF7]
 + Leskeella tectorum var. scabriuscula (Jørg.) Wijk & Margad. [SYNONYM VARIETY 9920:BJHSN nidx=null parent=4NZF7]
Leucodon brachypus var. andrewsianus
 - Leucodon brachypus var. andrewsianus H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9TK9S nidx=null parent=6Q4XL]
 + Leucodon brachypus var. andrewsianus H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHSP nidx=null parent=6Q4XL]
Leucoloma chrysobasilare subsp. africanum
 - Leucoloma chrysobasilare subsp. africanum La Farge [ACCEPTED SUBSPECIES 9916:9TYNP nidx=null]
 + Leucoloma chrysobasilare subsp. africanum La Farge [ACCEPTED SUBSPECIES 9920:BJH9N nidx=null]
Leuconidae
 - Leuconidae Vosmaer, 1887 [SYNONYM FAMILY 9916:BDSWM nidx=null parent=84JWT]
 + Leuconidae Poléjaef, 1884 [SYNONYM FAMILY 9920:BJ5MQ nidx=null parent=84JWT]
Leuconiinae
 - Leuconiinae sensu de Laubenfels, 1936 [SYNONYM SUBFAMILY 9916:BG5BV nidx=null parent=84JWT]
 + Leuconiinae Poléjaef, 1884 [SYNONYM SUBFAMILY 9920:BJJ8Z nidx=null parent=84JWT]
Leucosolenia panis
 - Leucosolenia panis (Haeckel, 1872) [SYNONYM SPECIES 9916:BGYFL nidx=null parent=5VRWM]
 + Leucosolenia panis (Haeckel, 1870) [SYNONYM SPECIES 9920:BJJP9 nidx=null parent=5VRWM]
Levantinella levantinensis
 - Levantinella levantinensis [SYNONYM SPECIES 9916:6PVH9 nidx=null parent=6Q7GX]
 + Levantinella levantinensis (Vacelet, Bitar, Carteron Zibrowius & Pérez, 2007) [SYNONYM SPECIES 9920:BJJPF nidx=null parent=6Q7GX]
Lewinskya killiasii subsp. simonyi
 - Lewinskya killiasii subsp. simonyi (Schlüsslmayr) Kiebacher, Köckinger & Jan Kučera [ACCEPTED SUBSPECIES 9916:9VHLF nidx=null]
 + Lewinskya killiasii subsp. simonyi (Schlüsslmayr) Kiebacher, Köckinger & Jan Kučera [ACCEPTED SUBSPECIES 9920:BJH9P nidx=null]
Lewinskya rupestris var. papillosa
 - Lewinskya rupestris var. papillosa (Lewinsky) F. Lara, Garilleti & Goffinet [ACCEPTED VARIETY 9916:9V9SW nidx=null]
 + Lewinskya rupestris var. papillosa (Lewinsky) F. Lara, Garilleti & Goffinet [ACCEPTED VARIETY 9920:BJHSQ nidx=null]
Ligia callani
 - Ligia callani Collinge, 1947 [SYNONYM SPECIES 9916:729BR nidx=null parent=729BF]
 + Ligia callani Collinge, 1946 [SYNONYM SPECIES 9920:BJJPR nidx=null parent=729BF]
Limnadia
 - Limnadia [ACCEPTED GENUS 9916:62WTY nidx=null]
 + Limnadia Brongniart, 1820 [ACCEPTED GENUS 9920:BJ7MS nidx=null]
Limnadiidae
 - Limnadiidae [ACCEPTED FAMILY 9916:C2S nidx=null]
 + Limnadiidae Burmeister, 1843 [ACCEPTED FAMILY 9920:BJ5YG nidx=null]
Lindbergia mexicana var. acuminata
 - Lindbergia mexicana var. acuminata Cardot [SYNONYM VARIETY 9916:9TBNG nidx=null parent=72GGL]
 + Lindbergia mexicana var. acuminata Cardot [SYNONYM VARIETY 9920:BJHSR nidx=null parent=72GGL]
Longidorus perangustus
 - Longidorus perangustus Roshan-Baksh, Pourjam & Pedram, 2015 [ACCEPTED SPECIES 9916:8GPYN nidx=null]
 + Longidorus perangustus Roshan-Bakhsh, Pourjam & Pedram, 2016 [ACCEPTED SPECIES 9920:BJJVP nidx=null]
Lophozia rutheana var. laxa
 - Lophozia rutheana var. laxa (Schiffn. ex Burrell) Paton ex Damsh. [SYNONYM VARIETY 9916:9V98D nidx=null parent=9V9N2]
 + Lophozia rutheana var. laxa (Schiffn. ex Burrell) Paton ex Damsh. [SYNONYM VARIETY 9920:BJT7Z nidx=null parent=9V9N2]
Lophozia ventricosa var. rigida
 - Lophozia ventricosa var. rigida R.M. Schust. [ACCEPTED VARIETY 9916:9TKB7 nidx=null]
 + Lophozia ventricosa var. rigida R.M. Schust. [ACCEPTED VARIETY 9920:BJHSS nidx=null]
Lophozia wenzelii var. lapponica
 - Lophozia wenzelii var. lapponica H. Buch & S.W. Arnell [ACCEPTED VARIETY 9916:9N9J7 nidx=null]
 + Lophozia wenzelii var. lapponica H. Buch & S.W. Arnell [ACCEPTED VARIETY 9920:BJHST nidx=null]
Lophozia wenzelii var. litoralis
 - Lophozia wenzelii var. litoralis (Arnell) Bakalin [ACCEPTED VARIETY 9916:9N9J8 nidx=null]
 + Lophozia wenzelii var. litoralis (Arnell) Bakalin [ACCEPTED VARIETY 9920:BJHSV nidx=null]
Lophozia wenzelii var. massularioides
 - Lophozia wenzelii var. massularioides Bakalin [ACCEPTED VARIETY 9916:9N9J9 nidx=null]
 + Lophozia wenzelii var. massularioides Bakalin [ACCEPTED VARIETY 9920:BJHSW nidx=null]
Lymantria nephographa
 - Lymantria nephographa Bryk, 1934 [SYNONYM SPECIES 9916:97G9M nidx=null parent=3WRRK]
 + Lymantria nephographa Turner, 1915 [SYNONYM SPECIES 9920:BJRXZ nidx=null parent=3WRRK]
Lymantria pilospila
 - Lymantria pilospila Swinhoe, 1923 [SYNONYM SPECIES 9916:97G9S nidx=null parent=3WRRZ]
 + Lymantria pilospila Turner, 1915 [SYNONYM SPECIES 9920:BJRY2 nidx=null parent=3WRRZ]
Lymantria pilospilata
 - Lymantria pilospilata Bryk, 1934 [SYNONYM SPECIES 9916:97G9T nidx=null parent=3WRRZ]
 + Lymantria pilospilata Turner, 1915 [SYNONYM SPECIES 9920:BJRY3 nidx=null parent=3WRRZ]
Lymantriinae
 - Lymantriinae [ACCEPTED SUBFAMILY 9916:93MXM nidx=null]
 + Lymantriinae Hampson, 1893 [ACCEPTED SUBFAMILY 9920:BJ6W4 nidx=null]
Lyropecten alpha
 - Lyropecten alpha (Dall, 1898) [ACCEPTED SPECIES 9916:B6FVM nidx=null]
 + Lyropecten alpha (Dall, 1916) [ACCEPTED SPECIES 9920:BJVGM nidx=null]
Macrocoma tenuis subsp. sullivantii
 - Macrocoma tenuis subsp. sullivantii (Müll. Hal.) Vitt [ACCEPTED SUBSPECIES 9916:9N63Y nidx=null]
 + Macrocoma tenuis subsp. sullivantii (Müll. Hal.) Vitt [ACCEPTED SUBSPECIES 9920:BJH9W nidx=null]
Macromitrium eucalyptorum var. recurvulum
 - Macromitrium eucalyptorum var. recurvulum (Müll. Hal.) Sainsbury [SYNONYM VARIETY 9916:9VHMY nidx=null parent=3X4CK]
 + Macromitrium eucalyptorum var. recurvulum (Müll. Hal.) Sainsbury [SYNONYM VARIETY 9920:BJHSX nidx=null parent=3X4CK]
Macromitrium fimbriatum var. chloromitrium
 - Macromitrium fimbriatum var. chloromitrium Besch. [SYNONYM VARIETY 9916:9TZR7 nidx=null parent=9MVCJ]
 + Macromitrium fimbriatum var. chloromitrium Besch. [SYNONYM VARIETY 9920:BJTDS nidx=null parent=9MVCJ]
Macromitrium gracile var. proboscideum
 - Macromitrium gracile var. proboscideum Dixon [SYNONYM VARIETY 9916:9TZR9 nidx=null parent=6QSFR]
 + Macromitrium gracile var. proboscideum Dixon [SYNONYM VARIETY 9920:BJHSY nidx=null parent=6QSFR]
Macromitrium gracile var. retusum
 - Macromitrium gracile var. retusum (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9916:9VHSR nidx=null parent=3X6JS]
 + Macromitrium gracile var. retusum (Hook. f. & Wilson) Sainsbury [SYNONYM VARIETY 9920:BJHSZ nidx=null parent=3X6JS]
Macromitrium longirostre var. acutifolium
 - Macromitrium longirostre var. acutifolium (Hook. & Grev.) Wilson [SYNONYM VARIETY 9916:9VHNB nidx=null parent=3X6G3]
 + Macromitrium longirostre var. acutifolium (Hook. & Grev.) Wilson [SYNONYM VARIETY 9920:BJHT2 nidx=null parent=3X6G3]
Macromitrium longirostre var. caducipilum
 - Macromitrium longirostre var. caducipilum (Lindb.) W. Martin & Sainsbury [SYNONYM VARIETY 9916:9TBPB nidx=null parent=3X6JS]
 + Macromitrium longirostre var. caducipilum (Lindb.) W. Martin & Sainsbury [SYNONYM VARIETY 9920:BJHT3 nidx=null parent=3X6JS]
Macrosiphoniella (Macrosiphoniella) crassipes
 - Macrosiphoniella (Macrosiphoniella) crassipes [ACCEPTED SPECIES 9916:BH4CK nidx=null]
 + Macrosiphoniella (Macrosiphoniella) crassipes [ACCEPTED SPECIES 9920:BJK3K nidx=null]
Macrosiphoniella (Macrosiphoniella) kirgisica
 - Macrosiphoniella (Macrosiphoniella) kirgisica [ACCEPTED SPECIES 9916:B8CNT nidx=null]
 + Macrosiphoniella (Macrosiphoniella) kirgisica [ACCEPTED SPECIES 9920:BJK3Q nidx=null]
Macrosiphum (Macrosiphum) hellebori
 - Macrosiphum (Macrosiphum) hellebori [ACCEPTED SPECIES 9916:3X9ZS nidx=null]
 + Macrosiphum (Macrosiphum) hellebori [ACCEPTED SPECIES 9920:BJDTB nidx=null]
Madotheca stangeri var. elegantula
 - Madotheca stangeri var. elegantula (Mont.) Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9916:9TZRT nidx=null parent=77W6S]
 + Madotheca stangeri var. elegantula (Mont.) Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9920:BJHT4 nidx=null parent=77W6S]
Madotheca stangeri var. ramosa
 - Madotheca stangeri var. ramosa Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9916:9VHRM nidx=null parent=77W6S]
 + Madotheca stangeri var. ramosa Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9920:BJHT5 nidx=null parent=77W6S]
Mahehia
 - Mahehia Budde-Lund, 1913 [ACCEPTED GENUS 9916:7PDMW nidx=null]
 + Mahehia Budde-Lund, 1912 [ACCEPTED GENUS 9920:BJ7P4 nidx=null]
Mahehia bicornis
 - Mahehia bicornis Budde-Lund, 1913 [ACCEPTED SPECIES 9916:3XHWX nidx=null]
 + Mahehia bicornis Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJDTQ nidx=null]
Mahehia laticauda
 - Mahehia laticauda Budde-Lund, 1913 [ACCEPTED SPECIES 9916:3XHWY nidx=null]
 + Mahehia laticauda Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJDTR nidx=null]
Mahehia maculata
 - Mahehia maculata Budde-Lund, 1913 [ACCEPTED SPECIES 9916:3XHWZ nidx=null]
 + Mahehia maculata Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJDTS nidx=null]
Marchantiophyta
 - Marchantiophyta Stotler & Crand.-Stotl. [ACCEPTED PHYLUM 9916:9J9G3 nidx=null]
 + Marchantiophyta Stotler & Crand.-Stotl. [ACCEPTED PHYLUM 9920:BJ5TG nidx=null]
Marchesinia longirostris var. rivularis
 - Marchesinia longirostris var. rivularis Herzog [SYNONYM VARIETY 9916:9TBPT nidx=null parent=3Y2Z6]
 + Marchesinia longirostris var. rivularis Herzog [SYNONYM VARIETY 9920:BJHT6 nidx=null parent=3Y2Z6]
Marsupella sparsifolia subsp. childii
 - Marsupella sparsifolia subsp. childii R.M. Schust. ex Váňa & L. Söderstr. [ACCEPTED SUBSPECIES 9916:9RJFT nidx=null]
 + Marsupella sparsifolia subsp. childii R.M. Schust. ex Váňa & L. Söderstr. [ACCEPTED SUBSPECIES 9920:BJHBQ nidx=null]
Matsumurasca (Matsumurasca)
 - Matsumurasca (Matsumurasca) Anufriev, 1973 [ACCEPTED SUBGENUS 9916:8KMN2 nidx=null]
 + Matsumurasca (Matsumurasca) Anufriev, 1973 [ACCEPTED SUBGENUS 9920:BJ7PM nidx=null]
Megapogon cruciferus
 - Megapogon cruciferus [SYNONYM SPECIES 9916:3YWVD nidx=null parent=3YWVC]
 + Megapogon cruciferus (Poléjaeff, 1883) [SYNONYM SPECIES 9920:BJKFJ nidx=null parent=3YWVC]
Mekongia swainsoniana kmeriana
 - Mekongia swainsoniana kmeriana (Morelet, 1890) [ACCEPTED SUBSPECIES 9916:7TXFJ nidx=null]
 + Mekongia swainsoniana kmeriana (Morlet, 1890) [ACCEPTED SUBSPECIES 9920:BJPBH nidx=null]
Mesophylla scalaris
 - Mesophylla scalaris (Gray) Dumort. [SYNONYM SPECIES 9916:9MVTY nidx=null parent=45PGB]
 + Mesophylla scalaris (Gray) Dumort. ex Cogn. [SYNONYM SPECIES 9920:BJS3B nidx=null parent=45PGB]
Mesoptychia badensis var. apiculata
 - Mesoptychia badensis var. apiculata (R.M. Schust.) Stotler & Crand.-Stotl. [SYNONYM VARIETY 9916:9TKBF nidx=null parent=425MS]
 - Mesoptychia badensis var. apiculata (R.M. Schust.) Potemkin [SYNONYM VARIETY 9916:9TKBG nidx=null parent=425MS]
 + Mesoptychia badensis var. apiculata (R.M. Schust.) Stotler & Crand.-Stotl. [SYNONYM VARIETY 9920:BJHT7 nidx=null parent=425MS]
 + Mesoptychia badensis var. apiculata (R.M. Schust.) Potemkin [SYNONYM VARIETY 9920:BJHT8 nidx=null parent=425MS]
Meteorium illecebrum var. gracile
 - Meteorium illecebrum var. gracile Thér. [SYNONYM VARIETY 9916:9TZSS nidx=null parent=6RDM8]
 + Meteorium illecebrum var. gracile Thér. [SYNONYM VARIETY 9920:BJHT9 nidx=null parent=6RDM8]
Meteorium illecebrum var. teretiforme
 - Meteorium illecebrum var. teretiforme Cardot [SYNONYM VARIETY 9916:9VHS9 nidx=null parent=6RDM8]
 + Meteorium illecebrum var. teretiforme Cardot [SYNONYM VARIETY 9920:BJHTB nidx=null parent=6RDM8]
Metzgeria furcata var. ulvula
 - Metzgeria furcata var. ulvula (Nees) Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9916:9N9KB nidx=null parent=42KDX]
 + Metzgeria furcata var. ulvula (Nees) Gottsche, Lindenb. & Nees [SYNONYM VARIETY 9920:BJHTC nidx=null parent=42KDX]
Metzgeriales
 - Metzgeriales Rosenv. [ACCEPTED ORDER 9916:3K5 nidx=null]
 + Metzgeriales Rosenv. [ACCEPTED ORDER 9920:BJ5WR nidx=null]
Microbryum davallianum var. commutatum
 - Microbryum davallianum var. commutatum (Limpr.) R.H. Zander [SYNONYM VARIETY 9916:9TBR6 nidx=null parent=9MVXR]
 + Microbryum davallianum var. commutatum (Limpr.) R.H. Zander [SYNONYM VARIETY 9920:BJHTD nidx=null parent=9MVXR]
Microbryum davallianum var. conicum
 - Microbryum davallianum var. conicum (Schleich. ex Schwägr.) R.H. Zander [SYNONYM VARIETY 9916:9TBR7 nidx=null parent=9MVXS]
 + Microbryum davallianum var. conicum (Schleich. ex Schwägr.) R.H. Zander [SYNONYM VARIETY 9920:BJHTF nidx=null parent=9MVXS]
Microcyclops anceps anceps
 - Microcyclops anceps anceps (Ricard, 1897) [ACCEPTED SUBSPECIES 9916:7ZH9N nidx=null]
 + Microcyclops anceps anceps (Richard, 1897) [ACCEPTED SUBSPECIES 9920:BJPBP nidx=null]
Microcyclops mediasetosus
 - Microcyclops mediasetosus Dussart & Frutos, 1986 [ACCEPTED SPECIES 9916:6RHPF nidx=null]
 + Microcyclops mediasetosus Dussart & Frutos, 1985 [ACCEPTED SPECIES 9920:BJKP9 nidx=null]
Microcyclops minimus
 - Microcyclops minimus (Kiefer, 1933) [SYNONYM SPECIES 9916:73HPD nidx=null parent=6RHQ3]
 + Microcyclops minimus (Kiefer, 1930) [ACCEPTED SPECIES 9920:BJKPB nidx=null]
Microcyclops sumatranus
 - Microcyclops sumatranus (Kiefer, 1933) [ACCEPTED SPECIES 9916:6RHC3 nidx=null]
 + Microcyclops sumatranus (Kiefer, 1930) [ACCEPTED SPECIES 9920:BJKPC nidx=null]
Micromaia elegans
 - Micromaia elegans Beschin, Busulini, De Angeli & Tessier, 1984 [ACCEPTED SPECIES 9916:BHVVG nidx=null]
 + Micromaia elegans Beschin, Busulini, De Angeli & Tessier, 1985 [ACCEPTED SPECIES 9920:BJS3N nidx=null]
Micromaia mainensis
 - Micromaia mainensis Beschin, Busulini, De Angeli & Tessier, 1984 [SYNONYM SPECIES 9916:BHVVH nidx=null parent=BHW2S]
 + Micromaia mainensis Beschin, Busulini, De Angeli & Tessier, 1985 [SYNONYM SPECIES 9920:BJS3P nidx=null parent=BJS6Z]
Micromaia meneguzzoi
 - Micromaia meneguzzoi Beschin, Busulini, De Angeli & Tessier, 1984 [SYNONYM SPECIES 9916:BHVVJ nidx=null parent=BHQ4B]
 + Micromaia meneguzzoi Beschin, Busulini, De Angeli & Tessier, 1985 [SYNONYM SPECIES 9920:BJS3Q nidx=null parent=BJPBY]
Micromaja tuberculata
 - Micromaja tuberculata Bittner, 1883 [SYNONYM SPECIES 9916:9H3Y6 nidx=null parent=9F4Z3]
 + Micromaja tuberculata Bittner, 1875 [SYNONYM SPECIES 9920:BJKPS nidx=null parent=9F4Z3]
Micromitrium austinii
 - Micromitrium austinii Sull. [SYNONYM SPECIES 9916:9LWLT nidx=null parent=73H4H]
 + Micromitrium austinii Austin [SYNONYM SPECIES 9920:BJDYQ nidx=null parent=73H4H]
Mielichhoferia mielichhoferiana var. elongata
 - Mielichhoferia mielichhoferiana var. elongata (Hoppe & Hornsch. ex Hook.) Wijk & Margad. [SYNONYM VARIETY 9916:9NGTR nidx=null parent=73KP2]
 + Mielichhoferia mielichhoferiana var. elongata (Hoppe & Hornsch. ex Hook.) Wijk & Margad. [SYNONYM VARIETY 9920:BJHTG nidx=null parent=73KP2]
Mniodendron comosum var. sieberi
 - Mniodendron comosum var. sieberi (Müll. Hal.) N.E. Bell, A.E. Newton & D. Quandt [ACCEPTED VARIETY 9916:9VHSL nidx=null]
 + Mniodendron comosum var. sieberi (Müll. Hal.) N.E. Bell, A.E. Newton & D. Quandt [ACCEPTED VARIETY 9920:BJHTH nidx=null]
Mnium marginatum var. dioicum
 - Mnium marginatum var. dioicum (H. Müll.) Crundw. [SYNONYM VARIETY 9916:9NGVX nidx=null parent=43SRY]
 + Mnium marginatum var. dioicum (H. Müll.) Crundw. [SYNONYM VARIETY 9920:BJHTJ nidx=null parent=43SRY]
Monoclea gottschei subsp. elongata
 - Monoclea gottschei subsp. elongata Gradst. & Mues [SYNONYM SUBSPECIES 9916:9N67P nidx=null parent=446BP]
 + Monoclea gottschei subsp. elongata Gradst. & Mues [SYNONYM SUBSPECIES 9920:BJHC4 nidx=null parent=446BP]
Murex (Rhynocantha)
 - Murex (Rhynocantha) Bellardi, 1873 [SYNONYM SUBGENUS 9916:BGWWX nidx=null parent=7NTH2]
 + Murex (Rhynocantha) [SYNONYM SUBGENUS 9920:BJJMZ nidx=null parent=7NTH2]
Murex frondosus var. rostralis
 - Murex frondosus var. rostralis Grateloup, 1847 [SYNONYM VARIETY 9916:9CC9R nidx=null parent=44MQ7]
 + Murex frondosus var. rostralis Grateloup, 1845 [SYNONYM VARIETY 9920:BJPZY nidx=null parent=BJKVZ]
Murex latifolius
 - Murex latifolius Bellardi, 1872 [SYNONYM SPECIES 9916:44M7H nidx=null parent=56Z2K]
 + Murex latifolius Bellardi, 1873 [SYNONYM SPECIES 9920:BJKVP nidx=null parent=BJNG4]
Murex taurinensis
 - Murex taurinensis Bellardi & Sacco, 1872 [SYNONYM SPECIES 9916:44MJ8 nidx=null parent=3LGQ4]
 + Murex taurinensis Michelotti, 1841 [SYNONYM SPECIES 9920:BJKVW nidx=null parent=BJXY6]
Murexsul rostralis
 - Murexsul rostralis (Grateloup, 1847) [ACCEPTED SPECIES 9916:44MQ7 nidx=null]
 + Murexsul rostralis (Grateloup, 1845) [ACCEPTED SPECIES 9920:BJKVZ nidx=null]
Muricopsis crassicostata
 - Muricopsis crassicostata (Benoist, 1873) [ACCEPTED SPECIES 9916:994D4 nidx=null]
 + Muricopsis crassicostata (Benoist, 1874) [ACCEPTED SPECIES 9920:BJKW4 nidx=null]
Myxicola sarsi
 - Myxicola sarsi Krøyer, 1856 [ACCEPTED SPECIES 9916:45GYC nidx=null]
 + Myxicola sarsi [auctt. misspelling of M. sarsii] [SYNONYM SPECIES 9920:BJJ8X nidx=null parent=45GY3]
Myzus (Myzus) cornutus
 - Myzus (Myzus) cornutus [ACCEPTED SPECIES 9916:45HZZ nidx=null]
 + Myzus (Myzus) cornutus [ACCEPTED SPECIES 9920:BJKXX nidx=null]
Myzus (Myzus) komaumii
 - Myzus (Myzus) komaumii [ACCEPTED SPECIES 9916:BH98L nidx=null]
 + Myzus (Myzus) komaumii [ACCEPTED SPECIES 9920:BJKY6 nidx=null]
Naiaditales
 - Naiaditales R.M. Schust. ex T. Katag. & A. Hagborg [ACCEPTED ORDER 9916:3M7 nidx=null]
 + Naiaditales R.M. Schust. ex T. Katag. & A. Hagborg [ACCEPTED ORDER 9920:BJ6KW nidx=null]
Nardia geoscyphus var. bifida
 - Nardia geoscyphus var. bifida R.M. Schust. [ACCEPTED VARIETY 9916:9TKBX nidx=null]
 + Nardia geoscyphus var. bifida R.M. Schust. [ACCEPTED VARIETY 9920:BJHTK nidx=null]
Nardia scalaris subsp. botryoidea
 - Nardia scalaris subsp. botryoidea R.M. Schust. [SYNONYM SUBSPECIES 9916:9RKH5 nidx=null parent=5Q96D]
 + Nardia scalaris subsp. botryoidea R.M. Schust. [SYNONYM SUBSPECIES 9920:BJHCB nidx=null parent=5Q96D]
Nassa thersites var. acypha
 - Nassa thersites var. acypha E. von Martens, 1886 [SYNONYM VARIETY 9916:5Q98G nidx=null parent=9GJYN]
 + Nassa thersites var. acypha E. von Martens, 1887 [SYNONYM VARIETY 9920:BJQ25 nidx=null parent=9GJYN]
Neckera besseri
 - Neckera besseri (Lobarz.) Jur. [SYNONYM SPECIES 9916:45ZKD nidx=null parent=9KWNL]
 + Neckera besseri (Lobarz.) Trevis. [SYNONYM SPECIES 9920:BJKZP nidx=null parent=9KWNL]
Neckera brevicaulis
 - Neckera brevicaulis Broth. [SYNONYM SPECIES 9916:9SM5K nidx=null parent=9M2PF]
 + Neckera brevicaulis Broth. ex Cardot [SYNONYM SPECIES 9920:BJS56 nidx=null parent=9M2PF]
Neckera konoi
 - Neckera konoi Broth. [SYNONYM SPECIES 9916:45ZL7 nidx=null parent=9LFF4]
 + Neckera konoi Broth. ex Cardot [SYNONYM SPECIES 9920:BJ797 nidx=null parent=9LFF4]
Neglecandona
 - Neglecandona [ACCEPTED GENUS 9916:8PQ9B nidx=null]
 + Neglecandona Krstić, 1993 [ACCEPTED GENUS 9920:BJ8D9 nidx=null]
Neopyrgops banksi
 - Neopyrgops banksi Heller, 1913 [ACCEPTED SPECIES 9916:46RHT nidx=null]
 + Neopyrgops banksi Heller, 1912 [ACCEPTED SPECIES 9920:BJ7FY nidx=null]
Neseremnus granulicollis
 - Neseremnus granulicollis (Hustache, 1924) [ACCEPTED SPECIES 9916:476Y9 nidx=null]
 + Neseremnus granulicollis (Hustache, 1920) [ACCEPTED SPECIES 9920:BJ7G2 nidx=null]
Nolidae
 - Nolidae [ACCEPTED FAMILY 9916:DDK nidx=null]
 + Nolidae Bruand, 1846 [ACCEPTED FAMILY 9920:BJ5VH nidx=null]
Nolinae
 - Nolinae [ACCEPTED SUBFAMILY 9916:93MY6 nidx=null]
 + Nolinae Bruand, 1846 [ACCEPTED SUBFAMILY 9920:BJ6W6 nidx=null]
Nucula suboblonga
 - Nucula suboblonga Wilckens, 1905 [SYNONYM SPECIES 9916:8T6HX nidx=null parent=8QGLV]
 + Nucula suboblonga Wilckens, 1907 [SYNONYM SPECIES 9920:BJL54 nidx=null parent=BJJKZ]
Ochrobryum gardneri
 - Ochrobryum gardneri (Müll. Hal.) Mitt. [ACCEPTED SPECIES 9916:48DSN nidx=null]
 + Ochrobryum gardneri (Müll. Hal.) Mitt. ex Lindb. [ACCEPTED SPECIES 9920:BJ79R nidx=null]
Ocnogyna herrichi
 - Ocnogyna herrichi Staudinger, 1878 [ACCEPTED SPECIES 9916:48H24 nidx=null]
 + Ocnogyna herrichi Staudinger, 1879 [ACCEPTED SPECIES 9920:BJF8G nidx=null]
Ocnogyna vaillantini
 - Ocnogyna vaillantini Hampson, 1901 [SYNONYM SPECIES 9916:97QDK nidx=null parent=48H2J]
 + Ocnogyna vaillantini Austaut, 1894 [SYNONYM SPECIES 9920:BJS6T nidx=null parent=48H2J]
Odontoschisma denudatum var. laevissimum
 - Odontoschisma denudatum var. laevissimum R.M. Schust. [SYNONYM VARIETY 9916:9TKC5 nidx=null parent=48RDY]
 + Odontoschisma denudatum var. laevissimum R.M. Schust. [SYNONYM VARIETY 9920:BJHTL nidx=null parent=48RDY]
Olibrinidae
 - Olibrinidae Budde-Lund, 1913 [ACCEPTED FAMILY 9916:7NK4X nidx=null]
 + Olibrinidae Budde-Lund, 1912 [ACCEPTED FAMILY 9920:BJ5VB nidx=null]
Olibrinus
 - Olibrinus Budde-Lund, 1913 [ACCEPTED GENUS 9916:7PN53 nidx=null]
 + Olibrinus Budde-Lund, 1912 [ACCEPTED GENUS 9920:BJ5VC nidx=null]
Olibrinus olivaceus
 - Olibrinus olivaceus Budde-Lund, 1913 [SYNONYM SPECIES 9916:495DJ nidx=null parent=495D9]
 + Olibrinus olivaceus Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJL63 nidx=null parent=495D9]
Olibrinus pigmentatus
 - Olibrinus pigmentatus Budde-Lund, 1913 [SYNONYM SPECIES 9916:495DM nidx=null parent=495D9]
 + Olibrinus pigmentatus Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJL64 nidx=null parent=495D9]
Ommaciria mainensis
 - Ommaciria mainensis (Beschin, Busulini, De Angeli & Tessier, 1984) [ACCEPTED SPECIES 9916:BHW2S nidx=null]
 + Ommaciria mainensis (Beschin, Busulini, De Angeli & Tessier, 1985) [ACCEPTED SPECIES 9920:BJS6Z nidx=null]
Onchidella binneyi
 - Onchidella binneyi Stearns, 1894 [ACCEPTED SPECIES 9916:49FQ2 nidx=null]
 + Onchidella binneyi Stearns, 1893 [ACCEPTED SPECIES 9920:BJF8Z nidx=null]
Onchidella borealis
 - Onchidella borealis Dall, 1872 [ACCEPTED SPECIES 9916:49FQ3 nidx=null]
 + Onchidella borealis Dall, 1871 [SYNONYM SPECIES 9920:BJF92 nidx=null parent=BJL6J]
Onchidella chilensis
 - Onchidella chilensis (Huppé, 1854) [SYNONYM SPECIES 9916:7SHZW nidx=null parent=49FQG]
 + Onchidella chilensis (Hupé, 1854) [SYNONYM SPECIES 9920:BJL6L nidx=null parent=49FQG]
Onchidella steindachneri
 - Onchidella steindachneri (C. Semper, 1882) [ACCEPTED SPECIES 9916:49FQT nidx=null]
 + Onchidella steindachneri (C. Semper, 1880) [ACCEPTED SPECIES 9920:BJF99 nidx=null]
Onchidium coriaceum
 - Onchidium coriaceum C. Semper, 1882 [SYNONYM SPECIES 9916:7SJ62 nidx=null parent=77NWP]
 + Onchidium coriaceum C. Semper, 1880 [SYNONYM SPECIES 9920:BJL6P nidx=null parent=BJFNS]
Onchidium lanuginosum
 - Onchidium lanuginosum Huppé, 1854 [SYNONYM SPECIES 9916:7SJ6D nidx=null parent=49FQG]
 + Onchidium lanuginosum Hupé, 1854 [SYNONYM SPECIES 9920:BJL6Q nidx=null parent=49FQG]
Onchidium steindachneri
 - Onchidium steindachneri C. Semper, 1882 [SYNONYM SPECIES 9916:49FS4 nidx=null parent=49FQT]
 + Onchidium steindachneri C. Semper, 1880 [SYNONYM SPECIES 9920:BJL6R nidx=null parent=BJF99]
Oncis coriacea
 - Oncis coriacea C. Semper, 1882 [SYNONYM SPECIES 9916:7SJ7Y nidx=null parent=77NWP]
 + Oncis coriacea C. Semper, 1880 [SYNONYM SPECIES 9920:BJL6Y nidx=null parent=BJFNS]
Oncophorus crispifolius var. brevipes
 - Oncophorus crispifolius var. brevipes (Cardot) Thér. [SYNONYM VARIETY 9916:9TBXL nidx=null parent=9VHXN]
 + Oncophorus crispifolius var. brevipes (Cardot) Ihsiba [SYNONYM VARIETY 9920:BJT4C nidx=null parent=9VHXN]
Opecoelus himezi
 - Opecoelus himezi Yamaguti, 1952 [ACCEPTED SPECIES 9916:49TQM nidx=null]
 + Opecoelus himezi Yamaguti, 1951 [ACCEPTED SPECIES 9920:BJL7P nidx=null]
Opegaster mastacembalii
 - Opegaster mastacembalii Harshey, 1937 [SYNONYM SPECIES 9916:7XPML nidx=null parent=49TR3]
 + Opegaster mastacembalii Harshey, 1937 [ACCEPTED SPECIES 9920:49TT8 nidx=null]
Opegaster mehrii
 - Opegaster mehrii Harshey, 1937 [SYNONYM SPECIES 9916:7XPMM nidx=null parent=49TR4]
 + Opegaster mehrii Harshey, 1937 [ACCEPTED SPECIES 9920:49TT9 nidx=null]
Ophiacantha denuispina
 - Ophiacantha denuispina Mortensen, 1936 [SYNONYM SPECIES 9916:49V2F nidx=null parent=8VSNS]
 + Ophiacantha denuispina [SYNONYM SPECIES 9920:BJ82C nidx=null parent=8VSNS]
Oregyia
 - Oregyia Meigen, 1830 [SYNONYM GENUS 9916:95LL8 nidx=null parent=92HD6]
 - Oregyia Billberg, 1820 [SYNONYM GENUS 9916:95LL9 nidx=null parent=92HD6]
 + Oregyia Ochsenheimer, 1810 [SYNONYM GENUS 9920:BJLGB nidx=null parent=92HD6]
 + Oregyia Ochsenheimer, 1810 [SYNONYM GENUS 9920:BJLGC nidx=null parent=92HD6]
Orgya
 - Orgya Lefèbvre, 1826 [SYNONYM GENUS 9916:95LLK nidx=null parent=92HD6]
 + Orgya Ochsenheimer, 1810 [SYNONYM GENUS 9920:BJLGD nidx=null parent=92HD6]
Orgyia nova
 - Orgyia nova Fitch, 1865 [SYNONYM SPECIES 9916:97RVB nidx=null parent=6T666]
 + Orgyia nova Fitch, 1863 [SYNONYM SPECIES 9920:BJS7B nidx=null parent=BJT4G]
Orgyja
 - Orgyja Hübner [SYNONYM GENUS 9916:95LLL nidx=null parent=92HD6]
 + Orgyja Ochsenheimer, 1810 [SYNONYM GENUS 9920:BJLGF nidx=null parent=92HD6]
Orthalicoidei
 - Orthalicoidei [ACCEPTED INFRAORDER 9916:7NW2D nidx=null]
 + Orthalicoidei Hausdorf & Bouchet, 2017 [ACCEPTED INFRAORDER 9920:BJ6L8 nidx=null]
Orthodontium lineare subsp. sulcatum
 - Orthodontium lineare subsp. sulcatum (Hook. & Wilson) Meijer [SYNONYM SUBSPECIES 9916:9TYNW nidx=null parent=758YN]
 + Orthodontium lineare subsp. sulcatum (Hook. & Wilson) Meijer [SYNONYM SUBSPECIES 9920:BJHD5 nidx=null parent=758YN]
Orthomnion crispum
 - Orthomnion crispum (Mitt.) Broth. [SYNONYM SPECIES 9916:9SN58 nidx=null parent=6SWM2]
 + Orthomnion crispum Wilson [SYNONYM SPECIES 9920:BJS7D nidx=null parent=6SWM2]
Orthotrichum calvum var. brevisetum
 - Orthotrichum calvum var. brevisetum Dixon [SYNONYM VARIETY 9916:9TBYY nidx=null parent=74XZT]
 + Orthotrichum calvum var. brevisetum Dixon [SYNONYM VARIETY 9920:BJHTN nidx=null parent=74XZT]
Orthotrichum cupulatum var. austrocupulatum
 - Orthotrichum cupulatum var. austrocupulatum (Dixon & Sainsbury) Lewinsky [ACCEPTED VARIETY 9916:9TBZ4 nidx=null]
 + Orthotrichum cupulatum var. austrocupulatum (Dixon & Sainsbury) Lewinsky [ACCEPTED VARIETY 9920:BJHTP nidx=null]
Orthotrichum cupulatum var. fuscum
 - Orthotrichum cupulatum var. fuscum (Venturi) Boulay [ACCEPTED VARIETY 9916:9NH2F nidx=null]
 + Orthotrichum cupulatum var. fuscum (Venturi) Boulay [ACCEPTED VARIETY 9920:BJHTQ nidx=null]
Orthotrichum cupulatum var. riparium
 - Orthotrichum cupulatum var. riparium Huebener [ACCEPTED VARIETY 9916:9N9MY nidx=null]
 + Orthotrichum cupulatum var. riparium Huebener [ACCEPTED VARIETY 9920:BJHTR nidx=null]
Orthotrichum macounii var. lonchothecium
 - Orthotrichum macounii var. lonchothecium (Müll. Hal. & Kindb.) Grout [SYNONYM VARIETY 9916:9TBZV nidx=null parent=9LQWR]
 + Orthotrichum macounii var. lonchothecium (Müll. Hal. & Kindb.) Grout [SYNONYM VARIETY 9920:BJHTS nidx=null parent=9LQWR]
Orthotrichum pallens var. crenulatum
 - Orthotrichum pallens var. crenulatum Vitt [ACCEPTED VARIETY 9916:9TKCR nidx=null]
 + Orthotrichum pallens var. crenulatum Vitt [ACCEPTED VARIETY 9920:BJHTT nidx=null]
Orthotrichum pallens var. johnseniae
 - Orthotrichum pallens var. johnseniae Vitt [ACCEPTED VARIETY 9916:9TKCT nidx=null]
 + Orthotrichum pallens var. johnseniae Vitt [ACCEPTED VARIETY 9920:BJHTV nidx=null]
Orthotrichum pulvinatum var. praeperistomatum
 - Orthotrichum pulvinatum var. praeperistomatum (Venturi) Sainsbury [SYNONYM VARIETY 9916:9VHN8 nidx=null parent=9LQX3]
 + Orthotrichum pulvinatum var. praeperistomatum (Venturi) Sainsbury [SYNONYM VARIETY 9920:BJHTW nidx=null parent=9LQX3]
Orthotrichum pumilum var. schimperi
 - Orthotrichum pumilum var. schimperi (Hammar) Hinn. [SYNONYM VARIETY 9916:9TVJC nidx=null parent=9LZS2]
 + Orthotrichum pumilum var. schimperi (Hammar) Hinn. [SYNONYM VARIETY 9920:BJT8L nidx=null parent=9LZS2]
Orthotrichum tasmanicum var. parvitheca
 - Orthotrichum tasmanicum var. parvitheca (R. Br. bis) Lewinsky [SYNONYM VARIETY 9916:9TC2X nidx=null parent=9N9HN]
 + Orthotrichum tasmanicum var. parvitheca (R. Br. bis) Lewinsky [SYNONYM VARIETY 9920:BJHTX nidx=null parent=9N9HN]
Oxyrrhynchium hians subsp. rappii
 - Oxyrrhynchium hians subsp. rappii (R.S. Williams) Wijk & Margad. [SYNONYM SUBSPECIES 9916:9T6BW nidx=null parent=9LZX9]
 + Oxyrrhynchium hians subsp. rappii (R.S. Williams) Wijk & Margad. [SYNONYM SUBSPECIES 9920:BJHD6 nidx=null parent=9LZX9]
Pachyschistochila subhyalina var. grandidentata
 - Pachyschistochila subhyalina var. grandidentata J.J. Engel & R.M. Schust. [SYNONYM VARIETY 9916:9TZWB nidx=null parent=5RDJJ]
 + Pachyschistochila subhyalina var. grandidentata J.J. Engel & R.M. Schust. [SYNONYM VARIETY 9920:BJHTY nidx=null parent=5RDJJ]
Pagella
 - Pagella Kozhanchikov, 1950 [SYNONYM GENUS 9916:932XV nidx=null parent=92DPF]
 + Pagella Hübner, 1819 [SYNONYM GENUS 9920:BJLH9 nidx=null parent=92DPF]
Palustriella commutata var. sulcata
 - Palustriella commutata var. sulcata (Lindb.) Ochyra [SYNONYM VARIETY 9916:9NH32 nidx=null parent=9M28C]
 + Palustriella commutata var. sulcata (Lindb.) Ochyra [SYNONYM VARIETY 9920:BJHTZ nidx=null parent=9M28C]
Panoploea minuta
 - Panoploea minuta Stebbing, 1906, Chev. & Fage, 1925 [SYNONYM SPECIES 9916:4CG9C nidx=null parent=6N94C]
 + Panoploea minuta (G.O. Sars, 1883) [SYNONYM SPECIES 9920:BJLDN nidx=null parent=6N94C]
Papilio alexis
 - Papilio alexis (Scopoli, 1763 nec Hufnagel, 1766) [MISAPPLIED SPECIES 9916:9DGQD nidx=null parent=72NQG]
 + Papilio alexis (Scopoli, 1763 nec Hufnagel, 1766) [MISAPPLIED SPECIES 9920:BJLLF nidx=null parent=72NQG]
 + Papilio alexis Scopoli, 1763 [SYNONYM SPECIES 9920:BJLLG nidx=null parent=4LCR7]
Paradiplatys (Paradiplatys)
 - Paradiplatys (Paradiplatys) Zacher, 1910 [ACCEPTED SUBGENUS 9916:B6RMR nidx=null]
 + Paradiplatys (Paradiplatys) Zacher, 1910 [ACCEPTED SUBGENUS 9920:BJ7WD nidx=null]
Parametania schoutedeni
 - Parametania schoutedeni Brien, 1968 [SYNONYM SPECIES 9916:4D37W nidx=null parent=42BG8]
 + Parametania schoutedeni (Burton, 1938) [SYNONYM SPECIES 9920:BJLH3 nidx=null parent=42BG8]
Paraphiloscia brevicornis
 - Paraphiloscia brevicornis (Budde-Lund, 1913) [SYNONYM SPECIES 9916:4D84Q nidx=null parent=4P78K]
 + Paraphiloscia brevicornis (Budde-Lund, 1912) [SYNONYM SPECIES 9920:BJLHF nidx=null parent=BJM57]
Parastenocaris paraguayensis paraguayensis
 - Parastenocaris paraguayensis paraguayensis Noodt, 1963 [ACCEPTED SUBSPECIES 9916:7ZCMQ nidx=null]
 + Parastenocaris paraguayensis paraguayensis Noodt, 1963 [SYNONYM SUBSPECIES 9920:5K78M nidx=null parent=4RR7Y]
Parastenocaris paraguayensis phylloides
 - Parastenocaris paraguayensis phylloides Noodt, 1963 [ACCEPTED SUBSPECIES 9916:7ZCMW nidx=null]
 + Parastenocaris paraguayensis phylloides Noodt, 1963 [SYNONYM SUBSPECIES 9920:5K78N nidx=null parent=7Z9PV]
Patulopsis (Omphalinella) montereyensis victorianus
 - Patulopsis (Omphalinella) montereyensis victorianus (Pilsbry, 1903) [SYNONYM SUBSPECIES 9916:5K8W9 nidx=null parent=7HPZD]
 + Patulopsis (Omphalinella) montereyensis victorianus (Pilsbry, 1904) [SYNONYM SUBSPECIES 9920:BJPD3 nidx=null parent=BJPD4]
Patulopsis montereyensis victorianus
 - Patulopsis montereyensis victorianus (Pilsbry, 1903) [ACCEPTED SUBSPECIES 9916:7HPZD nidx=null]
 + Patulopsis montereyensis victorianus (Pilsbry, 1904) [ACCEPTED SUBSPECIES 9920:BJPD4 nidx=null]
Pecten (Lyropecten) alpha
 - Pecten (Lyropecten) alpha Dall, 1898 [SYNONYM SPECIES 9916:B5BHR nidx=null parent=B6FVM]
 + Pecten (Lyropecten) alpha Dall, 1916 [SYNONYM SPECIES 9920:BJS8T nidx=null parent=BJVGM]
Pecten aculeatus
 - Pecten aculeatus Jeffreys, 1838 [SYNONYM SPECIES 9916:6TW6N nidx=null parent=4C5P9]
 + Pecten aculeatus G. B. Sowerby II, 1842 [SYNONYM SPECIES 9920:BJLK7 nidx=null parent=4C5P9]
Pecten praebenedictus
 - Pecten praebenedictus Tournouër, 1920 [SYNONYM SPECIES 9916:B6DVJ nidx=null parent=B6JFZ]
 + Pecten praebenedictus Dollfus & Dautzenberg, 1920 [SYNONYM SPECIES 9920:BJVGK nidx=null parent=B6JFZ]
Pecten pulchellinus
 - Pecten pulchellinus Dubois, 1831 [SYNONYM SPECIES 9916:B6JG7 nidx=null parent=B4J23]
 + Pecten pulchellinus Du Bois de Montpéreux, 1831 [SYNONYM SPECIES 9920:BJVGT nidx=null parent=B4J23]
Pecten rectangulus
 - Pecten rectangulus Dubois, 1831 [SYNONYM SPECIES 9916:B6JCK nidx=null parent=B4J23]
 + Pecten rectangulus Du Bois de Montpéreux, 1831 [SYNONYM SPECIES 9920:BJVGS nidx=null parent=B4J23]
Pecten tigrinus
 - Pecten tigrinus Reeve, 1853 [SYNONYM SPECIES 9916:6TVKZ nidx=null parent=6TJS4]
 + Pecten tigrinus [sic] [SYNONYM SPECIES 9920:BJLK9 nidx=null parent=6TJS4]
Pellia epiphylla subsp. borealis
 - Pellia epiphylla subsp. borealis (Lorb.) Messe [SYNONYM SUBSPECIES 9916:9N9Q3 nidx=null parent=7MCG5]
 + Pellia epiphylla subsp. borealis (Lorb.) Messe [SYNONYM SUBSPECIES 9920:BJHG5 nidx=null parent=7MCG5]
Pelliidae
 - Pelliidae Haeckel [ACCEPTED SUBCLASS 9916:9JHY3 nidx=null]
 + Pelliidae Haeckel [ACCEPTED SUBCLASS 9920:BJJ7D nidx=null]
Pemphigus (Pemphigus) indicus
 - Pemphigus (Pemphigus) indicus [ACCEPTED SPECIES 9916:B8GH2 nidx=null]
 + Pemphigus (Pemphigus) indicus [ACCEPTED SPECIES 9920:BJLQB nidx=null]
Pentapalpidae
 - Pentapalpidae [ACCEPTED FAMILY 9916:6265N nidx=null]
 + Pentapalpidae Olivier & Theron, 2000 [ACCEPTED FAMILY 9920:BJ6RG nidx=null]
Pentastichella pentasticha
 - Pentastichella pentasticha (Mont.) Müll. Hal. ex Thér. [ACCEPTED SPECIES 9916:7722Q nidx=null]
 + Pentastichella pentasticha (Mont.) Müll. Hal. ex Cardot [ACCEPTED SPECIES 9920:BJLQR nidx=null]
Penthaleidae
 - Penthaleidae [ACCEPTED FAMILY 9916:625TR nidx=null]
 + Penthaleidae Oudemans, 1931 [ACCEPTED FAMILY 9920:BJ6RJ nidx=null]
Penthalodidae
 - Penthalodidae [ACCEPTED FAMILY 9916:6265R nidx=null]
 + Penthalodidae Thor, 1933 [ACCEPTED FAMILY 9920:BJ6RK nidx=null]
Phascum cuspidatum var. maximum
 - Phascum cuspidatum var. maximum F. Weber & D. Mohr [SYNONYM VARIETY 9916:9V9N7 nidx=null parent=9NJPR]
 + Phascum cuspidatum var. maximum F. Weber & D. Mohr [SYNONYM VARIETY 9920:BJT8M nidx=null parent=BJHZ5]
Philonotis fontana var. pumila
 - Philonotis fontana var. pumila (Turner) Brid. [SYNONYM VARIETY 9916:9NH79 nidx=null parent=4G9KY]
 + Philonotis fontana var. pumila (Turner) Brid. [SYNONYM VARIETY 9920:BJHV2 nidx=null parent=4G9KY]
Philonotis turneriana var. sullivantii
 - Philonotis turneriana var. sullivantii (Müll. Hal.) E.B. Bartram [SYNONYM VARIETY 9916:9TC8H nidx=null parent=9SPF5]
 + Philonotis turneriana var. sullivantii (Müll. Hal.) E.B. Bartram [SYNONYM VARIETY 9920:BJHV3 nidx=null parent=9SPF5]
Philonotis uncinata var. glaucescens
 - Philonotis uncinata var. glaucescens (Hornsch.) Florsch. [SYNONYM VARIETY 9916:9NH7K nidx=null parent=4G9L7]
 + Philonotis uncinata var. glaucescens (Hornsch.) Florsch. [SYNONYM VARIETY 9920:BJHV4 nidx=null parent=4G9L7]
Philonotis uncinata var. gracillima
 - Philonotis uncinata var. gracillima (Ångstr.) Florsch. [SYNONYM VARIETY 9916:9NH7L nidx=null parent=4G9H2]
 + Philonotis uncinata var. gracillima (Ångstr.) Florsch. [SYNONYM VARIETY 9920:BJHV5 nidx=null parent=4G9H2]
Philoscia muscorum var. albescens
 - Philoscia muscorum var. albescens Collinge, 1918 [SYNONYM VARIETY 9916:86YDH nidx=null parent=4GCY7]
 + Philoscia muscorum var. albescens Collinge, 1919 [SYNONYM VARIETY 9920:BJQ5M nidx=null parent=4GCY7]
Philoscia muscorum var. aureomaculata
 - Philoscia muscorum var. aureomaculata Collinge, 1918 [SYNONYM VARIETY 9916:86YCY nidx=null parent=4GCY7]
 + Philoscia muscorum var. aureomaculata Collinge, 1919 [SYNONYM VARIETY 9920:BJQ5N nidx=null parent=4GCY7]
Philoscia muscorum var. maculata
 - Philoscia muscorum var. maculata Collinge, 1918 [SYNONYM VARIETY 9916:86YDN nidx=null parent=4GCY7]
 + Philoscia muscorum var. maculata Collinge, 1919 [SYNONYM VARIETY 9920:BJQ5P nidx=null parent=4GCY7]
Phragmatobia faroulti
 - Phragmatobia faroulti Rothschild, 1912 [ACCEPTED SPECIES 9916:6VCKH nidx=null]
 + Phragmatobia faroulti Rothschild, 1911 [SYNONYM SPECIES 9920:BJLW5 nidx=null parent=BJWLW]
Phragmatobia zoraida
 - Phragmatobia zoraida Grasler, 1836 [ACCEPTED SPECIES 9916:77CKK nidx=null]
 + Phragmatobia zoraida (Graslin, 1837) [SYNONYM SPECIES 9920:BJLW7 nidx=null parent=BJF8J]
Phreatomerus
 - Phreatomerus Chilton, 1883 [ACCEPTED GENUS 9916:7PRLT nidx=null]
 + Phreatomerus Sheppard, 1927 [ACCEPTED GENUS 9920:BJ7Y6 nidx=null]
Phymatodes
 - Phymatodes [ACCEPTED GENUS 9916:63MNF nidx=null]
 + Phymatodes C.Presl [SYNONYM UNRANKED 9920:BJ6DP nidx=null parent=B8XVP]
Physcomitrellopsis
 - Physcomitrellopsis Broth. & Wager [ACCEPTED GENUS 9916:9JM68 nidx=null]
 + Physcomitrellopsis Broth. & Wager ex Dixon [ACCEPTED GENUS 9920:BJ7YG nidx=null]
Physcomitrium pyriforme var. serratum
 - Physcomitrium pyriforme var. serratum (Renauld & Cardot) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9TKFF nidx=null parent=9KN2Z]
 + Physcomitrium pyriforme var. serratum (Renauld & Cardot) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHV6 nidx=null parent=9KN2Z]
Physcomitrium spathulatum var. sessile
 - Physcomitrium spathulatum var. sessile (J. Shaw) Magill [ACCEPTED VARIETY 9916:9TC9C nidx=null]
 + Physcomitrium spathulatum var. sessile (J. Shaw) Magill [ACCEPTED VARIETY 9920:BJHV7 nidx=null]
Physcomitrium subsphaericum
 - Physcomitrium subsphaericum Schimp. [ACCEPTED SPECIES 9916:77HYL nidx=null]
 + Physcomitrium subsphaericum Schimp. ex Müll. Hal. [ACCEPTED SPECIES 9920:BJFMX nidx=null]
Plagiochila acanthophylla subsp. japonica
 - Plagiochila acanthophylla subsp. japonica (Sande Lac.) Inoue [SYNONYM SUBSPECIES 9916:9TJW7 nidx=null parent=9M62G]
 + Plagiochila acanthophylla subsp. japonica (Sande Lac.) Inoue [SYNONYM SUBSPECIES 9920:BJHGL nidx=null parent=9M62G]
Plagiochila acanthophylla var. ciliigera
 - Plagiochila acanthophylla var. ciliigera (R.M. Schust.) Inoue [SYNONYM VARIETY 9916:9T6CK nidx=null parent=7KLWS]
 + Plagiochila acanthophylla var. ciliigera (R.M. Schust.) Inoue [SYNONYM VARIETY 9920:BJHV8 nidx=null parent=7KLWS]
Plagiochila arctica var. subarctica
 - Plagiochila arctica var. subarctica (Jørg.) Inoue [SYNONYM VARIETY 9916:9TKFH nidx=null parent=5QSPX]
 + Plagiochila arctica var. subarctica (Jørg.) Inoue [SYNONYM VARIETY 9920:BJHV9 nidx=null parent=5QSPX]
Plagiochila asplenioides var. subarctica
 - Plagiochila asplenioides var. subarctica Jørg. [SYNONYM VARIETY 9916:9TCBJ nidx=null parent=5QSPX]
 + Plagiochila asplenioides var. subarctica Jørg. [SYNONYM VARIETY 9920:BJT8N nidx=null parent=5QSPX]
Plagiochila dubia var. integrifolia
 - Plagiochila dubia var. integrifolia R.M. Schust. [SYNONYM VARIETY 9916:9TKFM nidx=null parent=4JFMJ]
 + Plagiochila dubia var. integrifolia R.M. Schust. [SYNONYM VARIETY 9920:BJHVB nidx=null parent=4JFMJ]
Plagiochila lyallii var. quinquespina
 - Plagiochila lyallii var. quinquespina (Steph.) Inoue & R.M. Schust. [SYNONYM VARIETY 9916:9TCC7 nidx=null parent=4JFH2]
 + Plagiochila lyallii var. quinquespina (Steph.) Inoue & R.M. Schust. [SYNONYM VARIETY 9920:BJHVC nidx=null parent=4JFH2]
Plagiochila sharpii subsp. yakusimensis
 - Plagiochila sharpii subsp. yakusimensis (S. Hatt.) R.M. Schust. [SYNONYM SUBSPECIES 9916:9T6CW nidx=null parent=4JFQ5]
 + Plagiochila sharpii subsp. yakusimensis (S. Hatt.) R.M. Schust. [SYNONYM SUBSPECIES 9920:BJHGM nidx=null parent=4JFQ5]
Plagiochila undata subsp. crispata
 - Plagiochila undata subsp. crispata (Gottsche) R.M. Schust. [ACCEPTED SUBSPECIES 9916:5KGZW nidx=null]
 + Plagiochila undata subsp. crispata (Gottsche) R.M. Schust. [ACCEPTED SUBSPECIES 9920:BJHGN nidx=null]
Plagiomnium rhynchophorum var. carolinianum
 - Plagiomnium rhynchophorum var. carolinianum (L.E. Anderson) T.J. Kop. [SYNONYM VARIETY 9916:9N9V3 nidx=null parent=6VN2X]
 + Plagiomnium rhynchophorum var. carolinianum (L.E. Anderson) T.J. Kop. [SYNONYM VARIETY 9920:BJHVD nidx=null parent=6VN2X]
Plagiomnium rhynchophorum var. reidii
 - Plagiomnium rhynchophorum var. reidii (Dixon) T.J. Kop. [ACCEPTED VARIETY 9916:9TCCN nidx=null]
 + Plagiomnium rhynchophorum var. reidii (Dixon) T.J. Kop. [ACCEPTED VARIETY 9920:BJHVF nidx=null]
Plagiomnium undulatum var. madeirense
 - Plagiomnium undulatum var. madeirense T.J. Kop. & Sérgio [ACCEPTED VARIETY 9916:9N9V4 nidx=null]
 + Plagiomnium undulatum var. madeirense T.J. Kop. & Sérgio [ACCEPTED VARIETY 9920:BJHVG nidx=null]
Plagiothecium denticulatum var. obtusifolium
 - Plagiothecium denticulatum var. obtusifolium (Turner) Moore [ACCEPTED VARIETY 9916:9N9V7 nidx=null]
 + Plagiothecium denticulatum var. obtusifolium (Turner) Moore [ACCEPTED VARIETY 9920:BJHVH nidx=null]
Plagiothecium denticulatum var. undulatum
 - Plagiothecium denticulatum var. undulatum R. Ruthe ex Geh. [ACCEPTED VARIETY 9916:9NHGB nidx=null]
 + Plagiothecium denticulatum var. undulatum R. Ruthe ex Geh. [ACCEPTED VARIETY 9920:BJHVJ nidx=null]
Plagiothecium neckeroideum f. exile
 - Plagiothecium neckeroideum f. exile J.T. Wynns [ACCEPTED FORM 9916:9NCCQ nidx=null]
 + Plagiothecium neckeroideum f. exile J.T. Wynns [ACCEPTED FORM 9920:BJTF4 nidx=null]
Plagiothecium neckeroideum var. myurum
 - Plagiothecium neckeroideum var. myurum Molendo [ACCEPTED VARIETY 9916:9N9V8 nidx=null]
 + Plagiothecium neckeroideum var. myurum Molendo [ACCEPTED VARIETY 9920:BJTDT nidx=null]
Plagiothecium undulatum subsp. subneckeroideum
 - Plagiothecium undulatum subsp. subneckeroideum Kindb. [SYNONYM SUBSPECIES 9916:9T6DC nidx=null parent=9M67K]
 + Plagiothecium undulatum subsp. subneckeroideum Kindb. [SYNONYM SUBSPECIES 9920:BJHGP nidx=null parent=9M67K]
Plagiothecium undulatum var. myurum
 - Plagiothecium undulatum var. myurum Cardot & Thér. [SYNONYM VARIETY 9916:9TGZD nidx=null parent=9M67K]
 + Plagiothecium undulatum var. myurum Cardot & Thér. [SYNONYM VARIETY 9920:BJHVK nidx=null parent=9M67K]
Planispirina communis
 - Planispirina communis Seguenza, 1880 [SYNONYM SPECIES 9916:7Y9FM nidx=null parent=6J574]
 + Planispirina communis Seguenza, 1880 [ACCEPTED SPECIES 9920:4JK3C nidx=null]
Planktonemertes agassizi
 - Planktonemertes agassizi ? [SYNONYM SPECIES 9916:BHDSP nidx=null parent=8549B]
 + Planktonemertes agassizi ? [SYNONYM SPECIES 9920:BJLRW nidx=null parent=8549B]
Platevindex coriaceum
 - Platevindex coriaceum (C. Semper, 1882) [SYNONYM SPECIES 9916:6VNWR nidx=null parent=77NWP]
 + Platevindex coriaceum (C. Semper, 1880) [SYNONYM SPECIES 9920:BJFNT nidx=null parent=BJFNS]
Platevindex coriaceus
 - Platevindex coriaceus (C. Semper, 1882) [ACCEPTED SPECIES 9916:77NWP nidx=null]
 + Platevindex coriaceus (C. Semper, 1880) [ACCEPTED SPECIES 9920:BJFNS nidx=null]
Plaubelia sprengelii var. stomatodonta
 - Plaubelia sprengelii var. stomatodonta (Cardot) R.H. Zander [SYNONYM VARIETY 9916:9N9VC nidx=null parent=9WCPR]
 + Plaubelia sprengelii var. stomatodonta (Cardot) R.H. Zander [SYNONYM VARIETY 9920:BJHVM nidx=null parent=9WCPR]
Pleuridium nervosum
 - Pleuridium nervosum (Hook.) Mitt. [ACCEPTED SPECIES 9916:6VPXD nidx=null]
 + Pleuridium nervosum (Hook.) Trevis. [ACCEPTED SPECIES 9920:BJFP6 nidx=null]
Pleuridium sullivantii var. mexicanum
 - Pleuridium sullivantii var. mexicanum (Cardot) M.Á. Cárdenas [SYNONYM VARIETY 9916:9VHPW nidx=null parent=7829B]
 + Pleuridium sullivantii var. mexicanum (Cardot) M.Á. Cárdenas [SYNONYM VARIETY 9920:BJHVN nidx=null parent=7829B]
Pleurogonium
 - Pleurogonium G. O. Sars, 1864 [ACCEPTED GENUS 9916:7PT3K nidx=null]
 + Pleurogonium G. O. Sars, 1872 [ACCEPTED GENUS 9920:BJ7YW nidx=null]
Pleurophascum grandiglobum var. decurrens
 - Pleurophascum grandiglobum var. decurrens Sainsbury [SYNONYM VARIETY 9916:9TZZZ nidx=null parent=9SR6R]
 + Pleurophascum grandiglobum var. decurrens Sainsbury [SYNONYM VARIETY 9920:BJHVP nidx=null parent=9SR6R]
Pleurozia sphagnoides
 - Pleurozia sphagnoides Trevis. [SYNONYM SPECIES 9916:9SR82 nidx=null parent=6VRJ3]
 + Pleurozia sphagnoides Dumort. [SYNONYM SPECIES 9920:BJSD7 nidx=null parent=6VRJ3]
Plotobia
 - Plotobia [ACCEPTED GENUS 9916:85HHJ nidx=null]
 + Plotobia Chamberlin, 1919 [SYNONYM GENUS 9920:BJ8TD nidx=null parent=84VCQ]
Poecilimon jonicus
 - Poecilimon jonicus Fieber, 1853 [AMBIGUOUS_SYNONYM SPECIES 9916:BFVYZ nidx=null parent=8QJPH]
 + Poecilimon jonicus (Fieber, 1853) [AMBIGUOUS_SYNONYM SPECIES 9920:BJFQ3 nidx=null parent=7KNGG]
 + Poecilimon jonicus Fieber, 1853 [AMBIGUOUS_SYNONYM SPECIES 9920:BJFQ4 nidx=null parent=8QJPH]
Poecilus quadripunctatus
 - Poecilus quadripunctatus Letzner, 1852 unavailable name [AMBIGUOUS_SYNONYM SPECIES 9916:BHGHJ nidx=null parent=8LWRK]
 + Poecilus quadripunctatus Letzner, 1852 [AMBIGUOUS_SYNONYM SPECIES 9920:BJM7M nidx=null parent=8LWRK]
 + Poecilus quadripunctatus (Letzner, 1852) [AMBIGUOUS_SYNONYM SPECIES 9920:BJM7N nidx=null parent=6W4Y4]
Pogonatum cirratum subsp. macrophyllum
 - Pogonatum cirratum subsp. macrophyllum (Dozy & Molk.) Hyvönen [ACCEPTED SUBSPECIES 9916:9T6DL nidx=null]
 + Pogonatum cirratum subsp. macrophyllum (Dozy & Molk.) Hyvönen [ACCEPTED SUBSPECIES 9920:BJHGY nidx=null]
Pogonatum perichaetiale subsp. oligodus
 - Pogonatum perichaetiale subsp. oligodus (Kunze ex Müll. Hal.) Hyvönen [SYNONYM SUBSPECIES 9916:9N9LN nidx=null parent=9VLC5]
 + Pogonatum perichaetiale subsp. oligodus (Kunze ex Müll. Hal.) Hyvönen [SYNONYM SUBSPECIES 9920:BJHGZ nidx=null parent=9VLC5]
Pogonatum tahitense
 - Pogonatum tahitense Schimp. [ACCEPTED SPECIES 9916:6W4ZB nidx=null]
 + Pogonatum tahitense Besch. [ACCEPTED SPECIES 9920:BJFQL nidx=null]
Pohlia annotina var. decipiens
 - Pohlia annotina var. decipiens Loeske [SYNONYM VARIETY 9916:9TKGG nidx=null parent=4KWGW]
 + Pohlia annotina var. decipiens Loeske [SYNONYM VARIETY 9920:BJHVQ nidx=null parent=4KWGW]
Pohlia bolanderi var. seriata
 - Pohlia bolanderi var. seriata A.J. Shaw [SYNONYM VARIETY 9916:9TKGJ nidx=null parent=77SKT]
 + Pohlia bolanderi var. seriata A.J. Shaw [SYNONYM VARIETY 9920:BJHVR nidx=null parent=77SKT]
Pohlia brachystoma
 - Pohlia brachystoma M. Fleisch. [ACCEPTED SPECIES 9916:4KWHB nidx=null]
 + Pohlia brachystoma M. Fleisch. ex Broth. [ACCEPTED SPECIES 9920:BJM79 nidx=null]
Pohlia densiretis
 - Pohlia densiretis (Broth.) Ochi [SYNONYM SPECIES 9916:9SRKG nidx=null parent=9KNQM]
 + Pohlia densiretis (Broth.) Ihsiba [SYNONYM SPECIES 9920:BJSDK nidx=null parent=9KNQM]
Pohlia elongata var. acuminata
 - Pohlia elongata var. acuminata (Hornsch.) Huebener [ACCEPTED VARIETY 9916:9NHPC nidx=null]
 + Pohlia elongata var. acuminata (Hornsch.) Huebener [ACCEPTED VARIETY 9920:BJHVS nidx=null]
Pohlia elongata var. greenii
 - Pohlia elongata var. greenii (Brid.) A.J. Shaw [ACCEPTED VARIETY 9916:9N9VK nidx=null]
 + Pohlia elongata var. greenii (Brid.) A.J. Shaw [ACCEPTED VARIETY 9920:BJHVT nidx=null]
Pohlia flavescens
 - Pohlia flavescens (Cardot) Horik. & Ochi [SYNONYM SPECIES 9916:9SRKP nidx=null parent=4KWHH]
 + Pohlia flavescens (Cardot) Ihsiba [SYNONYM SPECIES 9920:BJSDL nidx=null parent=4KWHH]
Pohlia flexuosa var. pseudomuyldermansii
 - Pohlia flexuosa var. pseudomuyldermansii (Arts, Nordhorn-Richt. & A.J.E. Sm.) A.J.E. Sm. [ACCEPTED VARIETY 9916:9TJFX nidx=null]
 + Pohlia flexuosa var. pseudomuyldermansii (Arts, Nordhorn-Richt. & A.J.E. Sm.) A.J.E. Sm. [ACCEPTED VARIETY 9920:BJHVV nidx=null]
Pohlia gracillima
 - Pohlia gracillima (Cardot) Horik. & Ochi [SYNONYM SPECIES 9916:9SRKX nidx=null parent=9KNQN]
 + Pohlia gracillima (Cardot) Ihsiba [SYNONYM SPECIES 9920:BJSDM nidx=null parent=9KNQN]
Pohlia lescuriana
 - Pohlia lescuriana (Sull.) Ochi [ACCEPTED SPECIES 9916:4KWJN nidx=null]
 + Pohlia lescuriana (Sull.) Ihsiba [ACCEPTED SPECIES 9920:BJFQM nidx=null]
Pohlia ludwigii var. breidleri
 - Pohlia ludwigii var. breidleri (Jur.) J.J. Amann [SYNONYM VARIETY 9916:9VHRY nidx=null parent=4KWJV]
 + Pohlia ludwigii var. breidleri (Jur.) J.J. Amann [SYNONYM VARIETY 9920:BJHVW nidx=null parent=4KWJV]
Pohlia nutans subsp. schimperi
 - Pohlia nutans subsp. schimperi (Müll. Hal.) Nyholm [ACCEPTED SUBSPECIES 9916:9TJCC nidx=null]
 + Pohlia nutans subsp. schimperi (Müll. Hal.) Nyholm [ACCEPTED SUBSPECIES 9920:BJHH3 nidx=null]
Pohlia otaruensis
 - Pohlia otaruensis (Cardot) Ochi [ACCEPTED SPECIES 9916:9SRM2 nidx=null]
 + Pohlia otaruensis (Cardot) Ihsiba [ACCEPTED SPECIES 9920:BJSDN nidx=null]
Pohlia revoluta
 - Pohlia revoluta (Cardot) Ochi [SYNONYM SPECIES 9916:9SRMW nidx=null parent=4KWHH]
 + Pohlia revoluta (Cardot) Ihsiba [SYNONYM SPECIES 9920:BJSDP nidx=null parent=4KWHH]
Pohlia revolvens
 - Pohlia revolvens (Cardot) Nog. [SYNONYM SPECIES 9916:4KWKT nidx=null parent=9TCL6]
 + Pohlia revolvens (Cardot) Ihsiba [SYNONYM SPECIES 9920:BJM7G nidx=null parent=9TCL6]
Pohlia seoulensis
 - Pohlia seoulensis (Cardot) Horik. & Ochi [SYNONYM SPECIES 9916:9SRN6 nidx=null parent=4KWHH]
 + Pohlia seoulensis (Cardot) Ihsiba [SYNONYM SPECIES 9920:BJSDQ nidx=null parent=4KWHH]
Pohlia wahlenbergii var. calcarea
 - Pohlia wahlenbergii var. calcarea (Warnst.) E.F. Warb. [ACCEPTED VARIETY 9916:9NHPJ nidx=null]
 + Pohlia wahlenbergii var. calcarea (Warnst.) E.F. Warb. [ACCEPTED VARIETY 9920:BJHVX nidx=null]
Pohlia wahlenbergii var. glacialis
 - Pohlia wahlenbergii var. glacialis (Schleich. ex Brid.) E.F. Warb. [ACCEPTED VARIETY 9916:9NHPK nidx=null]
 + Pohlia wahlenbergii var. glacialis (Schleich. ex Brid.) E.F. Warb. [ACCEPTED VARIETY 9920:BJHVY nidx=null]
Polyamia (Polyamia)
 - Polyamia (Polyamia) DeLong, 1926 [ACCEPTED SUBGENUS 9916:B6RV7 nidx=null]
 + Polyamia (Polyamia) DeLong, 1926 [ACCEPTED SUBGENUS 9920:BJ7Z7 nidx=null]
Polytrichadelphus magellanicus subsp. innovans
 - Polytrichadelphus magellanicus subsp. innovans (Müll. Hal.) M. Stech, T. Pfeiff. & W. Frey [SYNONYM SUBSPECIES 9916:9N6YL nidx=null parent=9M83J]
 + Polytrichadelphus magellanicus subsp. innovans (Müll. Hal.) M. Stech, T. Pfeiff. & W. Frey [SYNONYM SUBSPECIES 9920:BJTD7 nidx=null parent=9M83J]
Ponana (Ponana)
 - Ponana (Ponana) Ball, 1920 [ACCEPTED SUBGENUS 9916:B8VWZ nidx=null]
 + Ponana (Ponana) Ball, 1920 [ACCEPTED SUBGENUS 9920:BJ65J nidx=null]
Popenaiadini
 - Popenaiadini Heard & Guckert, 1970 [ACCEPTED TRIBE 9916:7NMLM nidx=null]
 + Popenaiadini Heard & Guckert, 1971 [ACCEPTED TRIBE 9920:BJ6W5 nidx=null]
Porcellio (Euporcellio) lugubris
 - Porcellio (Euporcellio) lugubris C. Koch, 1841 [SYNONYM SPECIES 9916:BHFMK nidx=null parent=4LWB8]
 + Porcellio (Euporcellio) lugubris C. Koch, 1840 [SYNONYM SPECIES 9920:BJLXG nidx=null parent=4LWB8]
Porcellio (Euporcellio) pictus
 - Porcellio (Euporcellio) pictus Brandt, 1833 [SYNONYM SPECIES 9916:BHFN3 nidx=null parent=4LWF3]
 + Porcellio (Euporcellio) pictus Brandt in Brandt & Ratzeburg, 1831 [SYNONYM SPECIES 9920:BJLXS nidx=null parent=4LWF3]
Porcellio albipennis
 - Porcellio albipennis Budde-Lund, 1913 [SYNONYM SPECIES 9916:6W7VY nidx=null parent=59MD2]
 + Porcellio albipennis Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJLWW nidx=null parent=BJNPF]
Porcellio angustus
 - Porcellio angustus Budde-Lund, 1913 [SYNONYM SPECIES 9916:4LW3W nidx=null parent=59MD3]
 + Porcellio angustus Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJLWX nidx=null parent=BJNPG]
Porcellio dilatatus dilatatus
 - Porcellio dilatatus dilatatus Brandt, 1833 [ACCEPTED SUBSPECIES 9916:7HV58 nidx=null]
 + Porcellio dilatatus dilatatus Brandt in Brandt & Ratzeburg, 1831 [ACCEPTED SUBSPECIES 9920:BJHH9 nidx=null]
Porcellio incanus incanus
 - Porcellio incanus incanus Budde-Lund, 1879 [ACCEPTED SUBSPECIES 9916:7HV4T nidx=null]
 + Porcellio incanus incanus Budde-Lund, 1885 [SYNONYM SUBSPECIES 9920:BJPDR nidx=null parent=4LW8X]
Porcellio laticauda
 - Porcellio laticauda Budde-Lund, 1913 [SYNONYM SPECIES 9916:4LW9L nidx=null parent=59MD5]
 + Porcellio laticauda Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJLXC nidx=null parent=BJNPJ]
Porcellio lugubris
 - Porcellio lugubris C. Koch, 1841 [SYNONYM SPECIES 9916:78889 nidx=null parent=4LWB8]
 + Porcellio lugubris C. Koch, 1840 [SYNONYM SPECIES 9920:BJLXF nidx=null parent=4LWB8]
Porcellio melanocephalus
 - Porcellio melanocephalus C. Koch, 1841 [SYNONYM SPECIES 9916:7886F nidx=null parent=4LWF3]
 + Porcellio melanocephalus C. Koch, 1840 [SYNONYM SPECIES 9920:BJLXK nidx=null parent=4LWF3]
Porcellio nemorensis
 - Porcellio nemorensis C. Koch, 1841 [SYNONYM SPECIES 9916:BHFMW nidx=null parent=5F8H5]
 + Porcellio nemorensis C. Koch, 1840 [SYNONYM SPECIES 9920:BJLXN nidx=null parent=5F8H5]
Porcellio obtusus
 - Porcellio obtusus Budde-Lund, 1909 [SYNONYM SPECIES 9916:4LWBX nidx=null parent=65J49]
 + Porcellio obtusus Budde-Lund, 1908 [SYNONYM SPECIES 9920:BJLXP nidx=null parent=BJ8WB]
Porcellio ochraceus
 - Porcellio ochraceus C. Koch, 1841 [SYNONYM SPECIES 9916:4LWC2 nidx=null parent=57NMS]
 + Porcellio ochraceus C. Koch, 1840 [SYNONYM SPECIES 9920:BJLXQ nidx=null parent=57NMS]
Porcellio pictus
 - Porcellio pictus Brandt, 1833 [SYNONYM SPECIES 9916:4LWCZ nidx=null parent=4LWF3]
 + Porcellio pictus Brandt in Brandt & Ratzeburg, 1831 [SYNONYM SPECIES 9920:BJLXT nidx=null parent=4LWF3]
Porcellio sundaicus
 - Porcellio sundaicus Dollfus, 1907 [AMBIGUOUS_SYNONYM SPECIES 9916:4LWFG nidx=null parent=45KLG]
 + Porcellio sundaicus Dollfus, 1898 [SYNONYM SPECIES 9920:BJLY2 nidx=null parent=45KLG]
Porcellio taeniola
 - Porcellio taeniola C. Koch, 1835 [SYNONYM SPECIES 9916:4LWFQ nidx=null parent=49K6K]
 + Porcellio taeniola C. Koch, 1836 [SYNONYM SPECIES 9920:BJLY3 nidx=null parent=49K6K]
Porcellio urbicus
 - Porcellio urbicus C. Koch, 1844 [SYNONYM SPECIES 9916:4LWGF nidx=null parent=4LW9G]
 + Porcellio urbicus C. Koch, 1842 [SYNONYM SPECIES 9920:BJLY7 nidx=null parent=4LW9G]
Porcellio varius
 - Porcellio varius C. Koch, 1841 [SYNONYM SPECIES 9916:4LWGM nidx=null parent=57NMS]
 + Porcellio varius C. Koch, 1840 [SYNONYM SPECIES 9920:BJLY8 nidx=null parent=57NMS]
Porella stangeri var. ramosa
 - Porella stangeri var. ramosa (Gottsche, Lindenb. & Nees) Carrington & Pearson [SYNONYM VARIETY 9916:9VHPG nidx=null parent=77W6S]
 + Porella stangeri var. ramosa (Gottsche, Lindenb. & Nees) Carrington & Pearson [SYNONYM VARIETY 9920:BJHW3 nidx=null parent=77W6S]
Pottia pusilla
 - Pottia pusilla Lindb. [AMBIGUOUS_SYNONYM SPECIES 9916:9VCR3 nidx=null parent=6WLJG]
 + Pottia pusilla Trevis. [AMBIGUOUS_SYNONYM SPECIES 9920:BJSFG nidx=null parent=6WLJG]
Pottia truncatula
 - Pottia truncatula (With.) Buse [SYNONYM SPECIES 9916:9MZPR nidx=null parent=57HX2]
 + Pottia truncatula (With.) Trevis. [SYNONYM SPECIES 9920:BJSFH nidx=null parent=57HX2]
Prociphilus (Prociphilus) umarovi
 - Prociphilus (Prociphilus) umarovi [ACCEPTED SPECIES 9916:4MNGN nidx=null]
 + Prociphilus (Prociphilus) umarovi [ACCEPTED SPECIES 9920:BJMF7 nidx=null]
Proepipona rhodesiensis
 - Proepipona rhodesiensis (Giordani Soika, 1941) [ACCEPTED SPECIES 9916:B9M6L nidx=null]
 + Proepipona rhodesiensis (Giordani Soika, 1941) [ACCEPTED SPECIES 9920:BJCFD nidx=null]
Prunus × armeniaca var. dasycarpa
 - Prunus × armeniaca var. dasycarpa K. Koch [SYNONYM VARIETY 9916:B8N8D nidx=null parent=4N8NW]
 + Prunus × armeniaca var. dasycarpa K. Koch [SYNONYM VARIETY 9920:BJRMR nidx=null parent=4N8NW]
Pseudocrossidium crinitum var. obscurum
 - Pseudocrossidium crinitum var. obscurum (Dixon) B.H. Macmill. & Fife [SYNONYM VARIETY 9916:9VHRR nidx=null parent=4NV7X]
 + Pseudocrossidium crinitum var. obscurum (Dixon) B.H. Macmill. & Fife [SYNONYM VARIETY 9920:BJHW5 nidx=null parent=4NV7X]
Pseudocryphaea flagellifera
 - Pseudocryphaea flagellifera (Brid.) E. Britton [SYNONYM SPECIES 9916:9SSRC nidx=null parent=4NV95]
 + Pseudocryphaea flagellifera (Brid.) E. Britton ex Broth. [SYNONYM SPECIES 9920:BJSGS nidx=null parent=4NV95]
Pseudokuzicus (Pseudokuzicus)
 - Pseudokuzicus (Pseudokuzicus) Gorochov, 1993 [ACCEPTED SUBGENUS 9916:9XDR2 nidx=null]
 + Pseudokuzicus (Pseudokuzicus) Gorochov, 1993 [ACCEPTED SUBGENUS 9920:BJ5VR nidx=null]
Pseudophiloscia angustissima
 - Pseudophiloscia angustissima Budde-Lund, 1913 [SYNONYM SPECIES 9916:4P78J nidx=null parent=4W8C8]
 + Pseudophiloscia angustissima Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJM56 nidx=null parent=BJMQX]
Pseudophiloscia brevicornis
 - Pseudophiloscia brevicornis Budde-Lund, 1913 [ACCEPTED SPECIES 9916:4P78K nidx=null]
 + Pseudophiloscia brevicornis Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJM57 nidx=null]
Pseudophiloscia pallidimaculata
 - Pseudophiloscia pallidimaculata (Budde-Lund, 1913) [SYNONYM SPECIES 9916:4P78T nidx=null parent=78GDW]
 + Pseudophiloscia pallidimaculata (Budde-Lund, 1912) [SYNONYM SPECIES 9920:BJM58 nidx=null parent=BJM5K]
Pseudosetaphora ovata
 - Pseudosetaphora ovata (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:6WGDW nidx=null]
 + Pseudosetaphora ovata (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJM5J nidx=null]
Pseudosetaphora pallidimaculata
 - Pseudosetaphora pallidimaculata (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:78GDW nidx=null]
 + Pseudosetaphora pallidimaculata (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJM5K nidx=null]
Pterigynandrum filiforme var. mexicanum
 - Pterigynandrum filiforme var. mexicanum Thér. [SYNONYM VARIETY 9916:9NHTJ nidx=null parent=9VPLV]
 + Pterigynandrum filiforme var. mexicanum Thér. [SYNONYM VARIETY 9920:BJHW7 nidx=null parent=9VPLV]
Pterobryon densum var. peracuminatum
 - Pterobryon densum var. peracuminatum Cardot [SYNONYM VARIETY 9916:9TCX8 nidx=null parent=4PVBM]
 + Pterobryon densum var. peracuminatum Cardot [SYNONYM VARIETY 9920:BJHW8 nidx=null parent=4PVBM]
Pteronycta fasciata
 - Pteronycta fasciata Fawcett, 1918 [ACCEPTED SPECIES 9916:4PZZZ nidx=null]
 - Pteronycta fasciata Hampson, 1926 [SYNONYM SPECIES 9916:93C83 nidx=null parent=4PZZZ]
 + Pteronycta fasciata Fawcett, 1917 [SYNONYM SPECIES 9920:BJMKT nidx=null parent=BJGPF]
Pterygophyllum dentatum var. robustum
 - Pterygophyllum dentatum var. robustum (Hook. f. & Wilson) Dixon [SYNONYM VARIETY 9916:9TCXZ nidx=null parent=98SZ]
 + Pterygophyllum dentatum var. robustum (Hook. f. & Wilson) Dixon [SYNONYM VARIETY 9920:BJHW9 nidx=null parent=98SZ]
Ptochus strigosirostris
 - Ptochus strigosirostris Marseul, 1872 [SYNONYM SPECIES 9916:4Q978 nidx=null parent=6Z7XN]
 + Ptochus strigosirostris Marseul, 1873 [SYNONYM SPECIES 9920:BJMQQ nidx=null parent=6Z7XN]
Ptychanthus striatus var. motuoensis
 - Ptychanthus striatus var. motuoensis Jian Wang bis, Gradst. & R.L. Zhu [ACCEPTED VARIETY 9916:9VYHW nidx=null]
 + Ptychanthus striatus var. motuoensis Jian Wang bis, Gradst. & R.L. Zhu [ACCEPTED VARIETY 9920:BJTDV nidx=null]
Ptychostomum compactum var. rutheanum
 - Ptychostomum compactum var. rutheanum (Warnst.) Holyoak & N. Pedersen [ACCEPTED VARIETY 9916:9NHTS nidx=null]
 + Ptychostomum compactum var. rutheanum (Warnst.) Holyoak & N. Pedersen [ACCEPTED VARIETY 9920:BJHWB nidx=null]
Ptychostomum pseudotriquetrum var. bimum
 - Ptychostomum pseudotriquetrum var. bimum (Schreb.) Holyoak & N. Pedersen [SYNONYM VARIETY 9916:9NHTT nidx=null parent=9MC66]
 + Ptychostomum pseudotriquetrum var. bimum (Schreb.) Holyoak & N. Pedersen [SYNONYM VARIETY 9920:BJHWC nidx=null parent=9MC66]
Ptychostomum schleicheri var. latifolium
 - Ptychostomum schleicheri var. latifolium (Schwägr.) D. Bell & Holyoak [ACCEPTED VARIETY 9916:9VBVX nidx=null]
 + Ptychostomum schleicheri var. latifolium (Schwägr.) D. Bell & Holyoak [ACCEPTED VARIETY 9920:BJHWD nidx=null]
Pylaisia polyantha var. suecica
 - Pylaisia polyantha var. suecica (Schimp.) Broth. [SYNONYM VARIETY 9916:9T6FX nidx=null parent=78R32]
 + Pylaisia polyantha var. suecica (Schimp.) Broth. [SYNONYM VARIETY 9920:BJHWF nidx=null parent=78R32]
Pyramitrium
 - Pyramitrium (Wallr. ex Hampe) Hampe [SYNONYM GENUS 9916:9RL7R nidx=null parent=9JK2L]
 + Pyramitrium Mitt. [SYNONYM GENUS 9920:BJLS3 nidx=null parent=9JMRZ]
Pyrgoniscus chathamensis
 - Pyrgoniscus chathamensis [SYNONYM SPECIES 9916:4QTDD nidx=null parent=3ZWY6]
 + Pyrgoniscus chathamensis (Budde-Lund, 1904) [SYNONYM SPECIES 9920:BJM9M nidx=null parent=3ZWY6]
Pyrgops exigua
 - Pyrgops exigua Heller, 1913 [ACCEPTED SPECIES 9916:8K9LS nidx=null]
 + Pyrgops exigua Heller, 1912 [ACCEPTED SPECIES 9920:BJ7RV nidx=null]
Pyrgops rufipennis
 - Pyrgops rufipennis Heller, 1913 [ACCEPTED SPECIES 9916:8K9LT nidx=null]
 + Pyrgops rufipennis Heller, 1912 [ACCEPTED SPECIES 9920:BJ7RW nidx=null]
Pyrrhobryum mnioides subsp. contortum
 - Pyrrhobryum mnioides subsp. contortum (Wilson) Fife [SYNONYM SUBSPECIES 9916:9VHQK nidx=null parent=9LM95]
 + Pyrrhobryum mnioides subsp. contortum (Wilson) Fife [SYNONYM SUBSPECIES 9920:BJHHW nidx=null parent=9LM95]
Racomitrium canescens var. latifolium
 - Racomitrium canescens var. latifolium C.E.O. Jensen [SYNONYM VARIETY 9916:9N7F4 nidx=null parent=9N6HQ]
 + Racomitrium canescens var. latifolium C.E.O. Jensen [SYNONYM VARIETY 9920:BJHWG nidx=null parent=9N6HQ]
Racomitrium lanuginosum var. pruinosum
 - Racomitrium lanuginosum var. pruinosum Wilson [SYNONYM VARIETY 9916:9V23R nidx=null parent=9KQST]
 + Racomitrium lanuginosum var. pruinosum Wilson [SYNONYM VARIETY 9920:BJHWH nidx=null parent=9KQST]
Racomitrium macounii subsp. alpinum
 - Racomitrium macounii subsp. alpinum (E. Lawton) Frisvoll [SYNONYM SUBSPECIES 9916:9N9TZ nidx=null parent=9N87Q]
 + Racomitrium macounii subsp. alpinum (E. Lawton) Frisvoll [SYNONYM SUBSPECIES 9920:BJHHX nidx=null parent=9N87Q]
Racopilum cuspidigerum var. convolutaceum
 - Racopilum cuspidigerum var. convolutaceum (Müll. Hal.) Zanten & Dijkstra [ACCEPTED VARIETY 9916:9NHVP nidx=null]
 + Racopilum cuspidigerum var. convolutaceum (Müll. Hal.) Zanten & Dijkstra [ACCEPTED VARIETY 9920:BJHWJ nidx=null]
Radula retroflexa var. fauciloba
 - Radula retroflexa var. fauciloba (Steph.) K. Yamada [SYNONYM VARIETY 9916:9NHVY nidx=null parent=4R9TB]
 + Radula retroflexa var. fauciloba (Steph.) K. Yamada [SYNONYM VARIETY 9920:BJHWK nidx=null parent=4R9TB]
Ranella nana
 - Ranella nana G. B. Sowerby II, 1835 [SYNONYM SPECIES 9916:7SZDL nidx=null parent=7S355]
 + Ranella nana Broderip & G. B. Sowerby I, 1829 [SYNONYM SPECIES 9920:BJMCF nidx=null parent=7S355]
Rapana neozelanica
 - Rapana neozelanica [SYNONYM SPECIES 9916:4RJGD nidx=null parent=3DVTH]
 + Rapana neozelanica Suter, 1917 [SYNONYM SPECIES 9920:BJMDH nidx=null parent=3DVTH]
Recilia (Insulanus)
 - Recilia (Insulanus) Linnavuori, 1960 [SYNONYM INFRAGENERIC_NAME 9916:B829V nidx=null parent=8R5HB]
 + Recilia (Insulanus) Linnavuori, 1960 [SYNONYM INFRAGENERIC_NAME 9920:BJ95J nidx=null parent=8R5HB]
Remaneicaris hurdi
 - Remaneicaris hurdi (Jakobi & Loyola e Silva, 1962) [SYNONYM SPECIES 9916:7YR7Y nidx=null parent=4DD7Y]
 + Remaneicaris hurdi (Jakobi & Loyola e Silva, 1962) [ACCEPTED SPECIES 9920:4RR7J nidx=null]
Remaneicaris paraensis
 - Remaneicaris paraensis (Noodt, 1963) [SYNONYM SPECIES 9916:7YR7Z nidx=null parent=7ZCMP]
 + Remaneicaris paraensis (Noodt, 1963) [ACCEPTED SPECIES 9920:4RR7X nidx=null]
Remaneicaris paraguayensis
 - Remaneicaris paraguayensis (Noodt, 1963) [SYNONYM SPECIES 9916:7YR82 nidx=null parent=7ZCMQ]
 + Remaneicaris paraguayensis (Noodt, 1963) [ACCEPTED SPECIES 9920:4RR7Y nidx=null]
Rhagidiidae
 - Rhagidiidae [ACCEPTED FAMILY 9916:FMZ nidx=null]
 + Rhagidiidae Oudemans, 1922 [ACCEPTED FAMILY 9920:BJ6S9 nidx=null]
Rhincalaninae
 - Rhincalaninae Geletin, 1976 [ACCEPTED GENUS 9916:9J3PX nidx=null]
 + Rhincalaninae Geletin, 1976 [SYNONYM SUBFAMILY 9920:BJJJK nidx=null parent=7NKV5]
Rhipidogyra excelsa
 - Rhipidogyra excelsa Koby, 1905 [ACCEPTED SPECIES 9916:BDQPY nidx=null]
 + Rhipidogyra excelsa Koby, 1904 [ACCEPTED SPECIES 9920:BJVYL nidx=null]
Rhizogonium mnioides var. contortum
 - Rhizogonium mnioides var. contortum Wilson [SYNONYM VARIETY 9916:9TD56 nidx=null parent=9LM95]
 + Rhizogonium mnioides var. contortum Wilson [SYNONYM VARIETY 9920:BJHWL nidx=null parent=9LM95]
Rhizogonium pennatum var. aristatum
 - Rhizogonium pennatum var. aristatum (Hampe) Dixon [SYNONYM VARIETY 9916:9VFWD nidx=null parent=4SCP4]
 + Rhizogonium pennatum var. aristatum (Hampe) Dixon [SYNONYM VARIETY 9920:BJHWM nidx=null parent=4SCP4]
Rhizomnium punctatum var. elatum
 - Rhizomnium punctatum var. elatum (Schimp.) T.J. Kop. [SYNONYM VARIETY 9916:9TD5C nidx=null parent=78V5P]
 + Rhizomnium punctatum var. elatum (Schimp.) T.J. Kop. [SYNONYM VARIETY 9920:BJHWN nidx=null parent=78V5P]
Rhizomnium punctatum var. hermanperssonii
 - Rhizomnium punctatum var. hermanperssonii T.J. Kop. [ACCEPTED VARIETY 9916:9VHPL nidx=null]
 + Rhizomnium punctatum var. hermanperssonii T.J. Kop. [ACCEPTED VARIETY 9920:BJHWP nidx=null]
Rhynchina striga
 - Rhynchina striga Felder [ACCEPTED SPECIES 9916:4SQMV nidx=null]
 + Rhynchina striga (Felder & Rogenhofer, 1874) [SYNONYM SPECIES 9920:BJG6V nidx=null parent=BJG6W]
Rhynchina tripunctigera
 - Rhynchina tripunctigera Berio [ACCEPTED SPECIES 9916:4SQN2 nidx=null]
 + Rhynchina tripunctigera Berio, 1977 [SYNONYM SPECIES 9920:BJMWX nidx=null parent=BJR9M]
Rhynchina uniformis
 - Rhynchina uniformis Hampson, 1891 [ACCEPTED SPECIES 9916:4SQN4 nidx=null]
 + Rhynchina uniformis Butler, 1889 [SYNONYM SPECIES 9920:BJG72 nidx=null parent=BJG73]
Rhynchostegium deplanatum
 - Rhynchostegium deplanatum Miq. ex Ihsiba [ACCEPTED SPECIES 9916:9SW6X nidx=null]
 - Rhynchostegium deplanatum (Bruch & Schimp. ex Sull.) Rau & Herv. [AMBIGUOUS_SYNONYM SPECIES 9916:9SW6Y nidx=null parent=54ZZP]
 + Rhynchostegium deplanatum (Bruch & Schimp. ex Sull.) Sande Lac. [SYNONYM SPECIES 9920:BJSK4 nidx=null parent=54ZZP]
Rhytidiadelphus japonicus var. kamchaticus
 - Rhytidiadelphus japonicus var. kamchaticus Czernjad. & Ignatov [ACCEPTED VARIETY 9916:9NBCQ nidx=null]
 + Rhytidiadelphus japonicus var. kamchaticus Czernjad. & Ignatov [ACCEPTED VARIETY 9920:BJTDW nidx=null]
Riccardia multifida subsp. decrescens
 - Riccardia multifida subsp. decrescens (Steph.) Furuki [ACCEPTED SUBSPECIES 9916:5KXMB nidx=null]
 + Riccardia multifida subsp. decrescens (Steph.) Furuki [ACCEPTED SUBSPECIES 9920:BJHJ4 nidx=null]
Riccardia pseudodendroceros
 - Riccardia pseudodendroceros R.M. Schust. [ACCEPTED SPECIES 9916:4SZ67 nidx=null]
 + Riccardia pseudodendroceros R.M. Schust. ex M.A.M. Renner [ACCEPTED SPECIES 9920:BJG78 nidx=null]
Riccia sorocarpa subsp. arctica
 - Riccia sorocarpa subsp. arctica R.M. Schust. ex Köckinger & L. Söderstr. [ACCEPTED SUBSPECIES 9916:9VD5T nidx=null]
 + Riccia sorocarpa subsp. arctica R.M. Schust. ex Köckinger & L. Söderstr. [ACCEPTED SUBSPECIES 9920:BJHJ5 nidx=null]
Riccia sorocarpa subsp. erythrophora
 - Riccia sorocarpa subsp. erythrophora R.M. Schust. ex Konstant. & L. Söderstr. [ACCEPTED SUBSPECIES 9916:9W8GZ nidx=null]
 + Riccia sorocarpa subsp. erythrophora R.M. Schust. ex Konstant. & L. Söderstr. [ACCEPTED SUBSPECIES 9920:BJHJ6 nidx=null]
Risola
 - Risola Warren, 1913 [SYNONYM GENUS 9916:94PCW nidx=null parent=92M2D]
 + Risola Moore, 1881 [SYNONYM GENUS 9920:BJLSX nidx=null parent=92M2D]
Rivulinae
 - Rivulinae [ACCEPTED SUBFAMILY 9916:926J8 nidx=null]
 + Rivulinae Grote, 1895 [ACCEPTED SUBFAMILY 9920:BJ6W9 nidx=null]
Rossolis septentrionalis
 - Rossolis septentrionalis Scop. [MISAPPLIED SPECIES 9916:4TFGJ nidx=null parent=37QVY]
 + Rossolis septentrionalis Scop. [SYNONYM SPECIES 9920:BJ68Y nidx=null parent=37QVY]
Rozea andrieuxii var. bourgaeana
 - Rozea andrieuxii var. bourgaeana (Besch.) W.R. Buck [SYNONYM VARIETY 9916:9TDCF nidx=null parent=4THQ2]
 + Rozea andrieuxii var. bourgaeana (Besch.) W.R. Buck [SYNONYM VARIETY 9920:BJHWV nidx=null parent=4THQ2]
Sanionia uncinata var. symmetrica
 - Sanionia uncinata var. symmetrica (Renauld & Cardot) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9TDV7 nidx=null parent=9MGVH]
 + Sanionia uncinata var. symmetrica (Renauld & Cardot) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHWY nidx=null parent=9MGVH]
Sarothripa
 - Sarothripa Rogenhofer, 1882 [SYNONYM GENUS 9916:94PDR nidx=null parent=92GVR]
 + Sarothripa Hübner, 1822 [SYNONYM GENUS 9920:BJLTV nidx=null parent=92GVR]
Sarrothripa
 - Sarrothripa Duponchel, 1834 [SYNONYM GENUS 9916:93PBP nidx=null parent=92GVR]
 + Sarrothripa Curtis, 1824 [SYNONYM GENUS 9920:BJ84R nidx=null parent=92GVR]
Sarrothripini
 - Sarrothripini [ACCEPTED TRIBE 9916:947FJ nidx=null]
 + Sarrothripini Hampson, 1894 [ACCEPTED TRIBE 9920:BJ6WQ nidx=null]
Scapania bolanderi var. americana
 - Scapania bolanderi var. americana (Müll. Frib.) Frye & L. Clark [SYNONYM VARIETY 9916:9TKJC nidx=null parent=79RWT]
 + Scapania bolanderi var. americana (Müll. Frib.) Frye & L. Clark [SYNONYM VARIETY 9920:BJHWZ nidx=null parent=79RWT]
Scapania degenii var. dubia
 - Scapania degenii var. dubia R.M. Schust. [SYNONYM VARIETY 9916:9TKJD nidx=null parent=6XRWW]
 + Scapania degenii var. dubia R.M. Schust. [SYNONYM VARIETY 9920:BJHX2 nidx=null parent=6XRWW]
Scapania mucronata subsp. praetervisa
 - Scapania mucronata subsp. praetervisa (Meyl.) R.M. Schust. [SYNONYM SUBSPECIES 9916:9NJ74 nidx=null parent=6Y3ZM]
 + Scapania mucronata subsp. praetervisa (Meyl.) R.M. Schust. [SYNONYM SUBSPECIES 9920:BJHJ9 nidx=null parent=6Y3ZM]
Scapania mucronata var. polaris
 - Scapania mucronata var. polaris R.M. Schust. [SYNONYM VARIETY 9916:9VHNH nidx=null parent=6Y3ZM]
 + Scapania mucronata var. polaris R.M. Schust. [SYNONYM VARIETY 9920:BJHX3 nidx=null parent=6Y3ZM]
Scapania paludicola var. rotundiloba
 - Scapania paludicola var. rotundiloba R.M. Schust. ex Konstant. & L. Söderstr. [ACCEPTED VARIETY 9916:9TKJG nidx=null]
 + Scapania paludicola var. rotundiloba R.M. Schust. ex Konstant. & L. Söderstr. [ACCEPTED VARIETY 9920:BJHX4 nidx=null]
Scapania paradoxa var. ramosa
 - Scapania paradoxa var. ramosa R.M. Schust. [SYNONYM VARIETY 9916:9TKJH nidx=null parent=6XRXD]
 + Scapania paradoxa var. ramosa R.M. Schust. [SYNONYM VARIETY 9920:BJHX5 nidx=null parent=6XRXD]
Scapania undulata var. aequatiformis
 - Scapania undulata var. aequatiformis (De Not.) Müll. Frib. [SYNONYM VARIETY 9916:9TKJK nidx=null parent=6XRZS]
 + Scapania undulata var. aequatiformis (De Not.) Müll. Frib. [SYNONYM VARIETY 9920:BJHX6 nidx=null parent=6XRZS]
Scapania undulata var. oakesii
 - Scapania undulata var. oakesii (Austin) H. Buch [SYNONYM VARIETY 9916:9NJ7B nidx=null parent=6XRZS]
 + Scapania undulata var. oakesii (Austin) H. Buch [SYNONYM VARIETY 9920:BJHX7 nidx=null parent=6XRZS]
Scaphander (Kaitoa) antarctidis
 - Scaphander (Kaitoa) antarctidis (Wilckens, 1911) [SYNONYM SPECIES 9916:BJ3YC nidx=null parent=BJ2ZS]
 + Scaphander (Kaitoa) antarctidis (Wilckens, 1910) [SYNONYM SPECIES 9920:BJW3K nidx=null parent=BJXPF]
Scaphophyllum speciosum subsp. villosum
 - Scaphophyllum speciosum subsp. villosum R.M. Schust. [SYNONYM SUBSPECIES 9916:9N7M4 nidx=null parent=5L7Y4]
 + Scaphophyllum speciosum subsp. villosum R.M. Schust. [SYNONYM SUBSPECIES 9920:BJTD8 nidx=null parent=5L7Y4]
Schimperobryum splendidissimum var. perdentatum
 - Schimperobryum splendidissimum var. perdentatum Matteri [ACCEPTED VARIETY 9916:9NBHS nidx=null]
 + Schimperobryum splendidissimum var. perdentatum Matteri [ACCEPTED VARIETY 9920:BJTDY nidx=null]
Schistidium apocarpum subsp. canadense
 - Schistidium apocarpum subsp. canadense (Dupr.) H.H. Blom ex B.H. Allen & Pursell [SYNONYM SUBSPECIES 9916:9N7MQ nidx=null parent=9MJBL]
 + Schistidium apocarpum subsp. canadense (Dupr.) H.H. Blom ex B.H. Allen & Pursell [SYNONYM SUBSPECIES 9920:BJHJB nidx=null parent=9MJBL]
Schistidium apocarpum var. atrofuscum
 - Schistidium apocarpum var. atrofuscum (Schimp.) C.E.O. Jensen [SYNONYM VARIETY 9916:9NJ7J nidx=null parent=9MJBF]
 + Schistidium apocarpum var. atrofuscum (Schimp.) C.E.O. Jensen [SYNONYM VARIETY 9920:BJHX8 nidx=null parent=9MJBF]
Schistidium elegantulum subsp. wilsonii
 - Schistidium elegantulum subsp. wilsonii H.H. Blom [ACCEPTED SUBSPECIES 9916:9TJF8 nidx=null]
 + Schistidium elegantulum subsp. wilsonii H.H. Blom [ACCEPTED SUBSPECIES 9920:BJHJC nidx=null]
Schistidium rivulare var. latifolium
 - Schistidium rivulare var. latifolium (J.E. Zetterst.) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9NBC9 nidx=null parent=9MJC7]
 + Schistidium rivulare var. latifolium (J.E. Zetterst.) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHX9 nidx=null parent=9MJC7]
Schistidium rivulare var. subflexifolium
 - Schistidium rivulare var. subflexifolium (Müll. Hal.) Fife [SYNONYM VARIETY 9916:9VHP5 nidx=null parent=9SWTN]
 + Schistidium rivulare var. subflexifolium (Müll. Hal.) Fife [SYNONYM VARIETY 9920:BJHXB nidx=null parent=9SWTN]
Sciadocladus menziesii subsp. splendidus
 - Sciadocladus menziesii subsp. splendidus (Besch.) N.E. Bell, A.E. Newton & D. Quandt [ACCEPTED SUBSPECIES 9916:9N7P4 nidx=null]
 + Sciadocladus menziesii subsp. splendidus (Besch.) N.E. Bell, A.E. Newton & D. Quandt [ACCEPTED SUBSPECIES 9920:BJTD9 nidx=null]
Sclerodontium pallidum subsp. celebesiae
 - Sclerodontium pallidum subsp. celebesiae (Broth.) H.A. Crum [ACCEPTED SUBSPECIES 9916:9T6KM nidx=null]
 + Sclerodontium pallidum subsp. celebesiae (Broth.) H.A. Crum [ACCEPTED SUBSPECIES 9920:BJHJF nidx=null]
Scleropodium cespitans var. sublaeve
 - Scleropodium cespitans var. sublaeve (Renauld & Cardot) Wijk & Margad. [SYNONYM VARIETY 9916:9TDXG nidx=null parent=4VQCD]
 + Scleropodium cespitans var. sublaeve (Renauld & Cardot) Wijk & Margad. [SYNONYM VARIETY 9920:BJHXC nidx=null parent=4VQCD]
Scleropodium colpophyllum var. attenuatum
 - Scleropodium colpophyllum var. attenuatum Grout [SYNONYM VARIETY 9916:9TKJS nidx=null parent=4VQCJ]
 + Scleropodium colpophyllum var. attenuatum Grout [SYNONYM VARIETY 9920:BJHXD nidx=null parent=4VQCJ]
Scleropodium touretii var. colpophyllum
 - Scleropodium touretii var. colpophyllum (Sull.) E. Lawton ex H.A. Crum [SYNONYM VARIETY 9916:9TKJT nidx=null parent=4VQCJ]
 + Scleropodium touretii var. colpophyllum (Sull.) E. Lawton ex H.A. Crum [SYNONYM VARIETY 9920:BJHXF nidx=null parent=4VQCJ]
Scleroracus jakovlevi
 - Scleroracus jakovlevi (Lethierry, 1888) [SYNONYM SPECIES 9916:8RV3Q nidx=null parent=8JX8W]
 + Scleroracus jakovlevi (Oshanin, 1906) [SYNONYM SPECIES 9920:BJN84 nidx=null parent=8JX8W]
Scobinella
 - Scobinella Conrad, 1848 [ACCEPTED GENUS 9916:BGVYY nidx=null]
 + Scobinella Conrad, 1847 [ACCEPTED GENUS 9920:BJJMJ nidx=null]
Sechelloscia angustissima
 - Sechelloscia angustissima (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:4W8C8 nidx=null]
 + Sechelloscia angustissima (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJMQX nidx=null]
Selaginella pulcherrima
 - Selaginella pulcherrima Liebm. ex E. Fourn. [ACCEPTED SPECIES 9916:BBCQN nidx=null]
 + Selaginella pulcherrima Liebm. ex Baker [ACCEPTED SPECIES 9920:BJGFL nidx=null]
Seligeria trifaria var. longifolia
 - Seligeria trifaria var. longifolia (Lindb. ex Broth.) Ochyra & Gos [ACCEPTED VARIETY 9916:9T6KR nidx=null]
 + Seligeria trifaria var. longifolia (Lindb. ex Broth.) Ochyra & Gos [ACCEPTED VARIETY 9920:BJHXG nidx=null]
Sematophyllum argutum
 - Sematophyllum argutum (S. Okamura) Sakurai [SYNONYM SPECIES 9916:9SXD4 nidx=null parent=68QW7]
 + Sematophyllum argutum (S. Okamura) Ihsiba [SYNONYM SPECIES 9920:BJSMD nidx=null parent=68QW7]
Sematophyllum subhumile var. contiguum
 - Sematophyllum subhumile var. contiguum (Mitt.) B.C. Tan, W.B. Schofield & H.P. Ramsay [ACCEPTED VARIETY 9916:9NJ8Q nidx=null]
 + Sematophyllum subhumile var. contiguum (Mitt.) B.C. Tan, W.B. Schofield & H.P. Ramsay [ACCEPTED VARIETY 9920:BJHXH nidx=null]
Setaphora ovata
 - Setaphora ovata Budde-Lund, 1913 [SYNONYM SPECIES 9916:6YKDN nidx=null parent=6WGDW]
 + Setaphora ovata Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJMSV nidx=null parent=BJM5J]
Setaphora pallidimaculata
 - Setaphora pallidimaculata Budde-Lund, 1913 [SYNONYM SPECIES 9916:4X27F nidx=null parent=78GDW]
 + Setaphora pallidimaculata Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJMSW nidx=null parent=BJM5K]
Setaphora pilosa
 - Setaphora pilosa Budde-Lund, 1913 [SYNONYM SPECIES 9916:4X27G nidx=null parent=DKN4]
 + Setaphora pilosa Budde-Lund, 1912 [SYNONYM SPECIES 9920:BJMSX nidx=null parent=BJ937]
Simodon
 - Simodon (Lindb.) Lindb. [SYNONYM GENUS 9916:9RL92 nidx=null parent=9JKBZ]
 + Simodon (Lindb.) Schiffn. [SYNONYM GENUS 9920:BJLVT nidx=null parent=9JKBZ]
Siolicaris digitata
 - Siolicaris digitata (Noodt, 1963) [ACCEPTED SPECIES 9916:7Z3SQ nidx=null]
 + Siolicaris digitata (Noodt, 1963) [SYNONYM SPECIES 9920:4XMNG nidx=null parent=4XMNH]
Siphonolejeunea nudipes var. magnicarinata
 - Siphonolejeunea nudipes var. magnicarinata E.A. Hodgs. [ACCEPTED VARIETY 9916:9VHPD nidx=null]
 + Siphonolejeunea nudipes var. magnicarinata E.A. Hodgs. [ACCEPTED VARIETY 9920:BJHXJ nidx=null]
Sitobion (Sitobion) orchidacearum
 - Sitobion (Sitobion) orchidacearum [ACCEPTED SPECIES 9916:4XTB4 nidx=null]
 + Sitobion (Sitobion) orchidacearum [ACCEPTED SPECIES 9920:BJNGF nidx=null]
Slabberia catenata
 - Slabberia catenata Forbes & Goodsir, 1851 [SYNONYM SPECIES 9916:6Z426 nidx=null parent=6YRPV]
 + Slabberia catenata Forbes & Goodsir, 1853 [SYNONYM SPECIES 9920:BJ6DH nidx=null parent=6YRPV]
Solenostoma pyriflorum subsp. purpureum
 - Solenostoma pyriflorum subsp. purpureum R.M. Schust. & Damsh. [SYNONYM SUBSPECIES 9916:9TJWF nidx=null parent=6YT65]
 + Solenostoma pyriflorum subsp. purpureum R.M. Schust. & Damsh. [SYNONYM SUBSPECIES 9920:BJHJL nidx=null parent=6YT65]
Solenostoma pyriflorum var. innovatum
 - Solenostoma pyriflorum var. innovatum R.M. Schust. & Damsh. [SYNONYM VARIETY 9916:9TKJX nidx=null parent=4Y6RK]
 + Solenostoma pyriflorum var. innovatum R.M. Schust. & Damsh. [SYNONYM VARIETY 9920:BJHXL nidx=null parent=4Y6RK]
Sondera macrantha
 - Sondera macrantha Lehm. [SYNONYM SPECIES 9916:4Y9GK nidx=null parent=37QRZ]
 + Sondera macrantha (Endl.) Chrtek & Slavíková [SYNONYM SPECIES 9920:BJNJP nidx=null parent=BJT2Q]
Sphaeriodesminae
 - Sphaeriodesminae Humbert & De Saussure, 1896 [ACCEPTED SUBFAMILY 9916:7NM8G nidx=null]
 + Sphaeriodesminae Humbert & De Saussure, 1869 [ACCEPTED SUBFAMILY 9920:BJ6V9 nidx=null]
Sphaeroma acuticaudata
 - Sphaeroma acuticaudata Haswell, 1882 [SYNONYM SPECIES 9916:4YQMT nidx=null parent=SQZS]
 + Sphaeroma acuticaudata Haswell, 1881 [SYNONYM SPECIES 9920:BJMX9 nidx=null parent=BJ9QZ]
Sphagnum compactum var. ovatum
 - Sphagnum compactum var. ovatum Hook. f. & Wilson [SYNONYM VARIETY 9916:9TF5F nidx=null parent=4YT5Y]
 + Sphagnum compactum var. ovatum Hook. f. & Wilson [SYNONYM VARIETY 9920:BJHXM nidx=null parent=4YT5Y]
Sphagnum contortum var. fluitans
 - Sphagnum contortum var. fluitans Grav. [SYNONYM VARIETY 9916:9WDWP nidx=null parent=4YT7M]
 + Sphagnum contortum var. fluitans (Grav. ex Warnst.) Röll [SYNONYM VARIETY 9920:BJTHR nidx=null parent=4YT7M]
Sphagnum cymbifolium var. brachycladum
 - Sphagnum cymbifolium var. brachycladum (Warnst.) Warnst. [AMBIGUOUS_SYNONYM VARIETY 9916:9THBG nidx=null parent=4YTBC]
 + Sphagnum cymbifolium var. brachycladum (Warnst.) Delogne [AMBIGUOUS_SYNONYM VARIETY 9920:BJT95 nidx=null parent=4YTBC]
Sphagnum fimbriatum var. concinnum
 - Sphagnum fimbriatum var. concinnum (Berggr.) Warnst. [SYNONYM VARIETY 9916:9T6M3 nidx=null parent=9ML6Q]
 + Sphagnum fimbriatum var. concinnum (Berggr.) Warnst. [SYNONYM VARIETY 9920:BJHXN nidx=null parent=9ML6Q]
Sphagnum fitzgeraldii
 - Sphagnum fitzgeraldii Renauld [ACCEPTED SPECIES 9916:4YT86 nidx=null]
 + Sphagnum fitzgeraldii Renauld ex Lesq. & James [ACCEPTED SPECIES 9920:BJ7P5 nidx=null]
Sphagnum flexuosum var. ramosissimum
 - Sphagnum flexuosum var. ramosissimum R.E. Andrus [SYNONYM VARIETY 9916:9TF9F nidx=null parent=4YT89]
 + Sphagnum flexuosum var. ramosissimum R.E. Andrus [SYNONYM VARIETY 9920:BJHXP nidx=null parent=4YT89]
Sphagnum fontanum
 - Sphagnum fontanum Müll. Hal. [ACCEPTED SPECIES 9916:9KV4Z nidx=null]
 + Sphagnum fontanum Müll. Hal. ex Warnst. [ACCEPTED SPECIES 9920:BJNMC nidx=null]
Sphagnum junghuhnianum var. pseudomolle
 - Sphagnum junghuhnianum var. pseudomolle (Warnst.) Warnst. [SYNONYM VARIETY 9916:9NBM5 nidx=null parent=4YT9H]
 + Sphagnum junghuhnianum var. pseudomolle (Warnst.) Warnst. [SYNONYM VARIETY 9920:BJHXQ nidx=null parent=4YT9H]
Sphagnum macrophyllum var. burinense
 - Sphagnum macrophyllum var. burinense Maass [SYNONYM VARIETY 9916:9TFCC nidx=null parent=6Z9WB]
 + Sphagnum macrophyllum var. burinense Maass [SYNONYM VARIETY 9920:BJHXR nidx=null parent=6Z9WB]
Sphagnum macrophyllum var. floridanum
 - Sphagnum macrophyllum var. floridanum Austin [SYNONYM VARIETY 9916:9TFCD nidx=null parent=9ML6R]
 + Sphagnum macrophyllum var. floridanum Austin [SYNONYM VARIETY 9920:BJHXS nidx=null parent=9ML6R]
Sphagnum ovatum
 - Sphagnum ovatum Hampe [ACCEPTED SPECIES 9916:4YTB8 nidx=null]
 + Sphagnum ovatum Hampe ex Müll. Hal. [ACCEPTED SPECIES 9920:BJ7P6 nidx=null]
Sphagnum reichardtii
 - Sphagnum reichardtii Hampe [ACCEPTED SPECIES 9916:4YTC8 nidx=null]
 + Sphagnum reichardtii Hampe ex Warnst. [ACCEPTED SPECIES 9920:BJNMD nidx=null]
Sphagnum schwabeanum
 - Sphagnum schwabeanum H.K.G. Paul [ACCEPTED SPECIES 9916:6Z9WQ nidx=null]
 + Sphagnum schwabeanum H.K.G. Paul ex Herzog [ACCEPTED SPECIES 9920:BJNMH nidx=null]
Sphagnum strictum subsp. pappeanum
 - Sphagnum strictum subsp. pappeanum (Müll. Hal.) A. Eddy [ACCEPTED SUBSPECIES 9916:9NBLH nidx=null]
 + Sphagnum strictum subsp. pappeanum (Müll. Hal.) A. Eddy [ACCEPTED SUBSPECIES 9920:BJHJM nidx=null]
Sphagnum subacutifolium
 - Sphagnum subacutifolium Schimp. [ACCEPTED SPECIES 9916:4YTDF nidx=null]
 + Sphagnum subacutifolium Schimp. ex Warnst. [ACCEPTED SPECIES 9920:BJNMM nidx=null]
Sphagnum subsecundum var. andrusii
 - Sphagnum subsecundum var. andrusii H.A. Crum [SYNONYM VARIETY 9916:9TFN2 nidx=null parent=9SXV8]
 + Sphagnum subsecundum var. andrusii H.A. Crum [SYNONYM VARIETY 9920:BJHXT nidx=null parent=9SXV8]
Sphagnum subsecundum var. rufescens
 - Sphagnum subsecundum var. rufescens (Nees & Hornsch.) Huebener [SYNONYM VARIETY 9916:9NJGF nidx=null parent=4YT7M]
 + Sphagnum subsecundum var. rufescens (Nees & Hornsch.) Huebener [SYNONYM VARIETY 9920:BJHXV nidx=null parent=4YT7M]
Sphagnumsporites simplex
 - Sphagnumsporites simplex (S.N. Naumova) M.A. Voronova [ACCEPTED SPECIES 9916:9VWJY nidx=null]
 + Sphagnumsporites simplex (S.N. Naumova ex Bolkh.) Prosvir. [ACCEPTED SPECIES 9920:BJTGV nidx=null]
Sphenolobus minutus var. grandis
 - Sphenolobus minutus var. grandis (Gottsche ex Lindb.) Jørg. [SYNONYM VARIETY 9916:9TFQH nidx=null parent=4YVLW]
 + Sphenolobus minutus var. grandis (Gottsche ex Lindb.) Jørg. [SYNONYM VARIETY 9920:BJHXW nidx=null parent=4YVLW]
Spherillo brevicauda
 - Spherillo brevicauda (Dollfus, 1907) [SYNONYM SPECIES 9916:4YY7V nidx=null parent=NMWX]
 + Spherillo brevicauda (Dollfus, 1898) [SYNONYM SPECIES 9920:BJMXG nidx=null parent=NMWX]
Spherillo purpurascens
 - Spherillo purpurascens Budde-Lund, 1913 [ACCEPTED SPECIES 9916:4YY9Y nidx=null]
 + Spherillo purpurascens Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJGHT nidx=null]
Spilosoma caucasica
 - Spilosoma caucasica Schaposchnikov, 1904 [SYNONYM SPECIES 9916:98DP4 nidx=null parent=BFP8G]
 + Spilosoma caucasica (Alphéraky, 1878) [SYNONYM SPECIES 9920:BJSP8 nidx=null parent=BJWDG]
Spilosoma extrema
 - Spilosoma extrema Bandermann, 1933 [SYNONYM SPECIES 9916:98DQ7 nidx=null parent=BHWFC]
 + Spilosoma extrema Daniel, 1943 [ACCEPTED SPECIES 9920:BJSP9 nidx=null]
Spilosoma luctuosa
 - Spilosoma luctuosa Geyer, 1827 [ACCEPTED SPECIES 9916:4Z4PX nidx=null]
 + Spilosoma luctuosa (Hübner, 1831) [SYNONYM SPECIES 9920:BJNN4 nidx=null parent=BJBPX]
Spilosoma papyracea
 - Spilosoma papyracea Esper, 1789 [SYNONYM SPECIES 9916:BHWJQ nidx=null parent=6YZL5]
 + Spilosoma papyracea Marsham, 1791 [SYNONYM SPECIES 9920:BJSPD nidx=null parent=6YZL5]
Spilosoma suffusa
 - Spilosoma suffusa Cockayne, 1951 [AMBIGUOUS_SYNONYM SPECIES 9916:98DXS nidx=null parent=BHTVT]
 + Spilosoma suffusa Rothschild, 1914 [AMBIGUOUS_SYNONYM SPECIES 9920:BJSPF nidx=null parent=BFX6P]
Spinostoma
 - Spinostoma Coen, 1943 [SYNONYM GENUS 9916:BGRGF nidx=null parent=7NSBM]
 + Spinostoma Coen, 1947 [SYNONYM GENUS 9920:BJJK8 nidx=null parent=7NSBM]
Spiticeras
 - Spiticeras [ACCEPTED SUBGENUS 9916:7LFW nidx=null]
 + Spiticeras [ACCEPTED GENUS 9920:BJ8XT nidx=null]
 + Spiticeras [ACCEPTED SUBGENUS 9920:BJ8XV nidx=null]
Splachnum luteum var. melanocaulon
 - Splachnum luteum var. melanocaulon Wahlenb. [SYNONYM VARIETY 9916:9TFQM nidx=null parent=4Z9BM]
 + Splachnum luteum var. melanocaulon Wahlenb. [SYNONYM VARIETY 9920:BJHY2 nidx=null parent=4Z9BM]
Splachnum vasculosum var. heterophyllum
 - Splachnum vasculosum var. heterophyllum (Drumm.) Brassard [SYNONYM VARIETY 9916:9TKK9 nidx=null parent=4Z9BS]
 + Splachnum vasculosum var. heterophyllum (Drumm.) Brassard [SYNONYM VARIETY 9920:BJHY3 nidx=null parent=4Z9BS]
Stegonia latifolia var. pilifera
 - Stegonia latifolia var. pilifera (Brid.) Broth. [ACCEPTED VARIETY 9916:9NJGR nidx=null]
 + Stegonia latifolia var. pilifera (Brid.) Broth. [ACCEPTED VARIETY 9920:BJHY5 nidx=null]
Stenetrium longicornis
 - Stenetrium longicornis (Lucas, 1849) [SYNONYM SPECIES 9916:84DJP nidx=null parent=17f17e10-5766-45aa-834e-982929cd7c1c]
 + Stenetrium longicornis (Lucas, 1846) [ACCEPTED SPECIES 9920:BJN23 nidx=null]
Stenozonotriletes simplex
 - Stenozonotriletes simplex S.N. Naumova [SYNONYM SPECIES 9916:9THVJ nidx=null parent=9VWJY]
 + Stenozonotriletes simplex S.N. Naumova ex Bolkh. [SYNONYM SPECIES 9920:BJSPN nidx=null parent=BJTGV]
Stereisporites stereoides
 - Stereisporites stereoides (R. Potonié & Venitz) P.W. Thomson & Pflug [SYNONYM SPECIES 9916:9THVN nidx=null parent=9WBDG]
 + Stereisporites stereoides (R. Potonié & Venitz) Pflug ex K. Takah. [ACCEPTED SPECIES 9920:BJSPQ nidx=null]
Stereodon falcatus var. subfalcatus
 - Stereodon falcatus var. subfalcatus (Schimp.) Thér. [SYNONYM VARIETY 9916:9VG72 nidx=null parent=4QPTY]
 + Stereodon falcatus var. subfalcatus (Schimp.) Thér. [SYNONYM VARIETY 9920:BJHY6 nidx=null parent=4QPTY]
Stereophyllum sect. Pilosium
 - Stereophyllum sect. Pilosium Broth. [SYNONYM SECTION 9916:9JM8L nidx=null parent=9JM8K]
 + Stereophyllum sect. Pilosium Müll. Hal. [SYNONYM SECTION 9920:BJ6CL nidx=null parent=9JM8K]
Stipula ramosa
 - Stipula ramosa (Sars, 1829) [SYNONYM SPECIES 9916:6ZVR2 nidx=null parent=YQP6]
 + Stipula ramosa (Fabricius, 1780) [SYNONYM SPECIES 9920:BJ6DL nidx=null parent=YQP6]
Strandtmanniidae
 - Strandtmanniidae [ACCEPTED FAMILY 9916:626MM nidx=null]
 + Strandtmanniidae Zacharda, 1979 [ACCEPTED FAMILY 9920:BJ6SW nidx=null]
Streblotrichum convolutum var. commutatum
 - Streblotrichum convolutum var. commutatum (Jur.) J.J. Amann [SYNONYM VARIETY 9916:9T6MX nidx=null parent=9MLZX]
 + Streblotrichum convolutum var. commutatum (Jur.) J.J. Amann [SYNONYM VARIETY 9920:BJHY7 nidx=null parent=9MLZX]
Struthiolarella
 - Struthiolarella Steinmann & Wilckens, 1908 [PROVISIONALLY_ACCEPTED GENUS 9916:BGRTL nidx=null]
 + Struthiolarella [ACCEPTED GENUS 9920:BJJKC nidx=null]
Subeucalanidae
 - Subeucalanidae Giesbrecht, 1893 [ACCEPTED FAMILY 9916:7NL7N nidx=null]
 + Subeucalanidae Geletin, 1976 [SYNONYM FAMILY 9920:BJ5VY nidx=null parent=7NHJP]
Subeucalaninae
 - Subeucalaninae Geletin, 1976 [ACCEPTED GENUS 9916:9J42M nidx=null]
 + Subeucalaninae Geletin, 1976 [SYNONYM SUBFAMILY 9920:BJJKD nidx=null parent=7NHJP]
Succinea guadalupensis
 - Succinea guadalupensis Dall, 1900 [ACCEPTED SPECIES 9916:9X94S nidx=null]
 + Succinea guadalupensis [sic] [SYNONYM SPECIES 9920:BJN5G nidx=null parent=7B3LT]
Synchelidium haplocheles
 - Synchelidium haplocheles Sars [AMBIGUOUS_SYNONYM SPECIES 9916:7B9CN nidx=null parent=7B9CP]
 + Synchelidium haplocheles Grube, 1864 [SYNONYM SPECIES 9920:BJGM9 nidx=null parent=7B9FM]
Syntrichia caninervis var. gypsophila
 - Syntrichia caninervis var. gypsophila (J.J. Amann ex G. Roth) Ochyra [ACCEPTED VARIETY 9916:9NJHJ nidx=null]
 + Syntrichia caninervis var. gypsophila (J.J. Amann ex G. Roth) Ochyra [ACCEPTED VARIETY 9920:BJHY8 nidx=null]
Syntrichia laevipila var. meridionalis
 - Syntrichia laevipila var. meridionalis (Schimp.) Jur. [SYNONYM VARIETY 9916:9VHPR nidx=null parent=53ZQV]
 + Syntrichia laevipila var. meridionalis (Schimp.) Jur. [SYNONYM VARIETY 9920:BJHYB nidx=null parent=53ZQV]
Syntrichia leucostega var. trachyneura
 - Syntrichia leucostega var. trachyneura (Dixon) R.H. Zander [ACCEPTED VARIETY 9916:9VDLH nidx=null]
 + Syntrichia leucostega var. trachyneura (Dixon) R.H. Zander [ACCEPTED VARIETY 9920:BJHYC nidx=null]
Syntrichia montana var. calva
 - Syntrichia montana var. calva (Durieu & Sagot ex Schimp.) J.J. Amann [ACCEPTED VARIETY 9916:9NJHK nidx=null]
 + Syntrichia montana var. calva (Durieu & Sagot ex Schimp.) J.J. Amann [ACCEPTED VARIETY 9920:BJHYD nidx=null]
Syntrichia rubra var. subantarctica
 - Syntrichia rubra var. subantarctica (Sainsbury) R.H. Zander [SYNONYM VARIETY 9916:9VHNJ nidx=null parent=53ZRP]
 + Syntrichia rubra var. subantarctica (Sainsbury) R.H. Zander [ACCEPTED VARIETY 9920:BJHYG nidx=null]
Syntrichia ruralis subsp. ruraliformis
 - Syntrichia ruralis subsp. ruraliformis (Besch.) Düll [SYNONYM SUBSPECIES 9916:9NJHT nidx=null parent=9NJHV]
 + Syntrichia ruralis subsp. ruraliformis (Besch.) Düll [SYNONYM SUBSPECIES 9920:BJT5N nidx=null parent=9NJHV]
Syntrichia ruralis var. densiretis
 - Syntrichia ruralis var. densiretis (Venturi) J.J. Amann [SYNONYM VARIETY 9916:9TFSN nidx=null parent=53ZRQ]
 + Syntrichia ruralis var. densiretis (Venturi) J.J. Amann [SYNONYM VARIETY 9920:BJHYH nidx=null parent=53ZRQ]
Syntrichia ruralis var. hirsuta
 - Syntrichia ruralis var. hirsuta (Venturi) Podp. [SYNONYM VARIETY 9916:9NJHR nidx=null parent=7B9NZ]
 + Syntrichia ruralis var. hirsuta (Venturi) Podp. [SYNONYM VARIETY 9920:BJHYK nidx=null parent=9NJHS]
Syntrichia virescens var. mutica
 - Syntrichia virescens var. mutica (Nebel & Heinrichs) Zechmeister, Kropik & Hagel [ACCEPTED VARIETY 9916:9V8ZN nidx=null]
 + Syntrichia virescens var. mutica (Nebel & Heinrichs) W.A. Kramer [ACCEPTED VARIETY 9920:BJT9G nidx=null]
Syrrhopodon incompletus var. berteroanus
 - Syrrhopodon incompletus var. berteroanus (Brid.) W.D. Reese [ACCEPTED VARIETY 9916:9NJJ6 nidx=null]
 + Syrrhopodon incompletus var. berteroanus (Brid.) W.D. Reese [ACCEPTED VARIETY 9920:BJHYM nidx=null]
Syrrhopodon jungquilianus
 - Syrrhopodon jungquilianus Mitt. [SYNONYM SPECIES 9916:9SZJ6 nidx=null parent=43RSH]
 + Syrrhopodon jungquilianus Mitt. ex Dozy & Molk. [SYNONYM SPECIES 9920:BJSQX nidx=null parent=43RSH]
Syrrhopodon prolifer var. papillosus
 - Syrrhopodon prolifer var. papillosus (Müll. Hal.) W.D. Reese [SYNONYM VARIETY 9916:9V2C2 nidx=null parent=9NBPM]
 + Syrrhopodon prolifer var. papillosus (Müll. Hal.) W.D. Reese [SYNONYM VARIETY 9920:BJHYN nidx=null parent=BJHYP]
Syrrhopodon prolifer var. scaber
 - Syrrhopodon prolifer var. scaber (Mitt.) W.D. Reese [ACCEPTED VARIETY 9916:9NBPM nidx=null]
 + Syrrhopodon prolifer var. scaber (Mitt.) W.D. Reese [ACCEPTED VARIETY 9920:BJHYP nidx=null]
Syrrhopodon semiliber
 - Syrrhopodon semiliber (Mitt.) Besch. [ACCEPTED SPECIES 9916:5443S nidx=null]
 + Syrrhopodon semiliber (Mitt.) Besch. ex Paris [ACCEPTED SPECIES 9920:BJJ3G nidx=null]
Takakiales
 - Takakiales S. Hatt. & Inoue ex R.M. Schust. [ACCEPTED ORDER 9916:9JJ2J nidx=null]
 + Takakiales S. Hatt. & Inoue ex R.M. Schust. [ACCEPTED ORDER 9920:BJ6VQ nidx=null]
Takakiopsida
 - Takakiopsida Goffinet & W.R. Buck [ACCEPTED CLASS 9916:9JHXK nidx=null]
 + Takakiopsida Goffinet & W.R. Buck [ACCEPTED CLASS 9920:BJ6VB nidx=null]
Tankaia
 - Tankaia [ACCEPTED GENUS 9916:7PJ23 nidx=null]
 + Tankaia Sasaki, 1929 [ACCEPTED GENUS 9920:BJ86Y nidx=null]
Tanymecus (Tanymecus) lautus
 - Tanymecus (Tanymecus) lautus Le Conte, 1854 [ACCEPTED SPECIES 9916:7BK37 nidx=null]
 + Tanymecus (Tanymecus) lautus LeConte, 1854 [ACCEPTED SPECIES 9920:BJ7XS nidx=null]
Tanymecus lautus
 - Tanymecus lautus Le Conte, 1854 [AMBIGUOUS_SYNONYM SPECIES 9916:8KBC8 nidx=null parent=7BK37]
 + Tanymecus lautus LeConte, 1854 [AMBIGUOUS_SYNONYM SPECIES 9920:BJ7XR nidx=null parent=BJ7XS]
Tanyrhynchus pulverulentus
 - Tanyrhynchus pulverulentus Boheman, 1843 [ACCEPTED SPECIES 9916:B6RQH nidx=null]
 + Tanyrhynchus pulverulentus Boheman, 1836 [ACCEPTED SPECIES 9920:BJ7XV nidx=null]
Tectaria prolifera
 - Tectaria prolifera [ACCEPTED SPECIES 9916:BBDVW nidx=null]
 + Tectaria prolifera (Hook. & Grev.) R. M. Tryon & A. F. Tryon [ACCEPTED SPECIES 9920:BJGNH nidx=null]
Telaranea lindenbergii var. complanata
 - Telaranea lindenbergii var. complanata J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9V2CJ nidx=null parent=7MRM6]
 + Telaranea lindenbergii var. complanata J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYR nidx=null parent=7MRM6]
Telaranea lindenbergii var. mellea
 - Telaranea lindenbergii var. mellea J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9V2CK nidx=null parent=5RVSC]
 + Telaranea lindenbergii var. mellea J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYS nidx=null parent=5RVSC]
Telaranea lindenbergii var. papillata
 - Telaranea lindenbergii var. papillata J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9V2CL nidx=null parent=5RVSD]
 + Telaranea lindenbergii var. papillata J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYT nidx=null parent=5RVSD]
Telaranea praenitens var. dentifolia
 - Telaranea praenitens var. dentifolia J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9V2CP nidx=null parent=7LXGT]
 + Telaranea praenitens var. dentifolia J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYV nidx=null parent=7LXGT]
Telaranea tetrapila var. cancellata
 - Telaranea tetrapila var. cancellata (Colenso) J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9TFVR nidx=null parent=5Q9VG]
 + Telaranea tetrapila var. cancellata (Colenso) J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYW nidx=null parent=5Q9VG]
Telaranea tetrapila var. roseana
 - Telaranea tetrapila var. roseana (Steph.) J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9916:9TFVS nidx=null parent=5Q9VH]
 + Telaranea tetrapila var. roseana (Steph.) J.J. Engel & G.L. Merr. [SYNONYM VARIETY 9920:BJHYX nidx=null parent=5Q9VH]
Terebratalia obsoleta
 - Terebratalia obsoleta Beecher, 1893 [SYNONYM SPECIES 9916:898QJ nidx=null parent=884F4]
 + Terebratalia obsoleta (Dall, 1891) [SYNONYM SPECIES 9920:BJ64C nidx=null parent=BJ644]
Terebratalia xanthica
 - Terebratalia xanthica Dall, 1920 [SYNONYM SPECIES 9916:898QK nidx=null parent=88TZJ]
 + Terebratalia xanthica Dall, 1920 [ACCEPTED SPECIES 9920:7C3SD nidx=null]
Terebratella submutica
 - Terebratella submutica Hertlein & Grant, 1944 [SYNONYM SPECIES 9916:8GKCF nidx=null parent=7BS6T]
 + Terebratella submutica Fischer & Oehlert, 1892 [SYNONYM SPECIES 9920:BJ64D nidx=null parent=7BS6T]
Terebratula patagonica
 - Terebratula patagonica Gould, 1851 [SYNONYM SPECIES 9916:8GKDL nidx=null parent=7BS6T]
 + Terebratula patagonica Gould, 1850 [SYNONYM SPECIES 9920:BJ64G nidx=null parent=7BS6T]
Tetraneura (Tetraneura) radicicola
 - Tetraneura (Tetraneura) radicicola [ACCEPTED SPECIES 9916:BHNHW nidx=null]
 + Tetraneura (Tetraneura) radicicola [ACCEPTED SPECIES 9920:BJNV8 nidx=null]
Tetraphidales
 - Tetraphidales Cavers [ACCEPTED ORDER 9916:6237R nidx=null]
 + Tetraphidales Cavers [ACCEPTED ORDER 9920:BJ6KZ nidx=null]
Tettigonia quadrivittata
 - Tettigonia quadrivittata Le Peletier & Audinet-Serville, 1825 [SYNONYM SPECIES 9916:55W59 nidx=null parent=5WZBG]
 + Tettigonia quadrivittata Le Peletier & Audinet-Serville, 1828 [SYNONYM SPECIES 9920:BJNW7 nidx=null parent=5WZBG]
Tettigonia vernicosa
 - Tettigonia vernicosa Le Peletier & Audinet-Serville, 1825 [SYNONYM SPECIES 9916:55WD6 nidx=null parent=R5R5]
 + Tettigonia vernicosa Le Peletier & Audinet-Serville, 1828 [SYNONYM SPECIES 9920:BJNYT nidx=null parent=BJ9P4]
Timbellus latifolius
 - Timbellus latifolius (Bellardi, 1872) [ACCEPTED SPECIES 9916:56Z2K nidx=null]
 + Timbellus latifolius (Bellardi, 1873) [ACCEPTED SPECIES 9920:BJNG4 nidx=null]
Timiriasevia
 - Timiriasevia [ACCEPTED GENUS 9916:85JL2 nidx=null]
 + Timiriasevia Mandelstam, 1947 [ACCEPTED GENUS 9920:BJ8ZP nidx=null]
Timmia megapolitana var. bavarica
 - Timmia megapolitana var. bavarica (Hessl.) Brid. [SYNONYM VARIETY 9916:9N837 nidx=null parent=9MPKS]
 + Timmia megapolitana var. bavarica (Hessl.) Brid. [SYNONYM VARIETY 9920:BJHYY nidx=null parent=9MPKS]
Timmia norvegica var. excurrens
 - Timmia norvegica var. excurrens Bryhn [SYNONYM VARIETY 9916:9NBR2 nidx=null parent=9MPKT]
 + Timmia norvegica var. excurrens Bryhn [SYNONYM VARIETY 9920:BJHYZ nidx=null parent=9MPKT]
Timmiidae
 - Timmiidae Ochyra [ACCEPTED SUBCLASS 9916:9KTDT nidx=null]
 + Timmiidae Ochyra [ACCEPTED SUBCLASS 9920:BJTBW nidx=null]
Titanocarcinus
 - Titanocarcinus A. Milne-Edwards, 1863 [ACCEPTED GENUS 9916:9G98M nidx=null]
 + Titanocarcinus A. Milne-Edwards, 1864 [ACCEPTED GENUS 9920:9F4M4 nidx=null]
Titanocarcinus serratifrons
 - Titanocarcinus serratifrons A. Milne-Edwards, 1863 [ACCEPTED SPECIES 9916:9F5B5 nidx=null]
 + Titanocarcinus serratifrons A. Milne-Edwards, 1864 [ACCEPTED SPECIES 9920:BJNG6 nidx=null]
Toradjia weberi
 - Toradjia weberi Budde-Lund, 1902 [SYNONYM SPECIES 9916:7CHBV nidx=null parent=6554R]
 + Toradjia weberi (Dollfus, 1898) [SYNONYM SPECIES 9920:BJNGM nidx=null parent=6554R]
Tortella flavovirens var. glareicola
 - Tortella flavovirens var. glareicola (T.A. Chr.) Crundw. & Nyholm [ACCEPTED VARIETY 9916:9KQS3 nidx=null]
 + Tortella flavovirens var. glareicola (T.A. Chr.) Crundw. & Nyholm [ACCEPTED VARIETY 9920:BJQ8J nidx=null]
Tortula acaulon var. papillosa
 - Tortula acaulon var. papillosa (Lindb.) R.H. Zander [ACCEPTED VARIETY 9916:9NJPN nidx=null]
 + Tortula acaulon var. papillosa (Lindb.) R.H. Zander [ACCEPTED VARIETY 9920:BJHZ2 nidx=null]
Tortula acaulon var. pilifera
 - Tortula acaulon var. pilifera (Schreb. ex Hedw.) R.H. Zander [ACCEPTED VARIETY 9916:9NJPP nidx=null]
 + Tortula acaulon var. pilifera (Schreb. ex Hedw.) R.H. Zander [ACCEPTED VARIETY 9920:BJHZ3 nidx=null]
Tortula acaulon var. retortifolia
 - Tortula acaulon var. retortifolia (J. Guerra & Ros) R.H. Zander [ACCEPTED VARIETY 9916:9NJPQ nidx=null]
 + Tortula acaulon var. retortifolia (J. Guerra & Ros) R.H. Zander [ACCEPTED VARIETY 9920:BJHZ4 nidx=null]
Tortula acaulon var. schreberiana
 - Tortula acaulon var. schreberiana (Dicks.) R.H. Zander [ACCEPTED VARIETY 9916:9NJPR nidx=null]
 + Tortula acaulon var. schreberiana (Dicks.) R.H. Zander [ACCEPTED VARIETY 9920:BJHZ5 nidx=null]
Tortula flavinervis var. obscura
 - Tortula flavinervis var. obscura Dixon [SYNONYM VARIETY 9916:9VHMX nidx=null parent=4NV7X]
 + Tortula flavinervis var. obscura Dixon [SYNONYM VARIETY 9920:BJHZ6 nidx=null parent=4NV7X]
Tortula flavipes
 - Tortula flavipes (Bruch & Schimp.) Wilson [AMBIGUOUS_SYNONYM SPECIES 9916:9T39D nidx=null parent=9MLZZ]
 + Tortula flavipes (Bruch & Schimp.) Trevis. [AMBIGUOUS_SYNONYM SPECIES 9920:BJST7 nidx=null parent=9MLZZ]
Tortula preissiana
 - Tortula preissiana (Müll. Hal.) Broth. [SYNONYM SPECIES 9916:9T3HC nidx=null parent=7B9NS]
 + Tortula preissiana (Müll. Hal.) Trevis. [SYNONYM SPECIES 9920:BJST8 nidx=null parent=7B9NS]
Tortula subaristata
 - Tortula subaristata (Bruch & Schimp. ex Müll. Hal.) Broth. [SYNONYM SPECIES 9916:9T3L9 nidx=null parent=53ZRZ]
 + Tortula subaristata (Bruch & Schimp. ex Müll. Hal.) Trevis. [SYNONYM SPECIES 9920:BJST9 nidx=null parent=53ZRZ]
Trachypodopsis serrulata var. crispatula
 - Trachypodopsis serrulata var. crispatula (Hook.) Zanten [ACCEPTED VARIETY 9916:9TG3Z nidx=null]
 + Trachypodopsis serrulata var. crispatula (Hook.) Zanten [ACCEPTED VARIETY 9920:BJHZ7 nidx=null]
Trachypus bicolor var. viridulus
 - Trachypus bicolor var. viridulus (Mitt.) Zanten [ACCEPTED VARIETY 9916:9NBRW nidx=null]
 + Trachypus bicolor var. viridulus (Mitt.) Zanten [ACCEPTED VARIETY 9920:BJHZB nidx=null]
Trama (Neotrama) narzykulovi
 - Trama (Neotrama) narzykulovi [ACCEPTED SPECIES 9916:7CN9M nidx=null]
 + Trama (Neotrama) narzykulovi [ACCEPTED SPECIES 9920:BJP83 nidx=null]
Trama (Trama) bazarovi
 - Trama (Trama) bazarovi [ACCEPTED SPECIES 9916:7CN9L nidx=null]
 + Trama (Trama) bazarovi [ACCEPTED SPECIES 9920:BJP7Y nidx=null]
Travunia anophthalma
 - Travunia anophthalma Absolon, 1920 [SYNONYM SPECIES 9916:9WY8V nidx=null parent=7X3KJ]
 + Travunia anophthalma (Absolon, 1916) [SYNONYM SPECIES 9920:BJGRR nidx=null parent=7X3KJ]
Trematodon assamensis
 - Trematodon assamensis Broth. [ACCEPTED SPECIES 9916:7CPL9 nidx=null]
 + Trematodon assamensis Broth. ex G. Roth [ACCEPTED SPECIES 9920:BJP8D nidx=null]
Trematodon brevicalyx
 - Trematodon brevicalyx Dixon [ACCEPTED SPECIES 9916:5835M nidx=null]
 + Trematodon brevicalyx Dixon ex L.N. Mathur [ACCEPTED SPECIES 9920:BJP8F nidx=null]
Trematodon heterophyllus
 - Trematodon heterophyllus Müll. Hal. [ACCEPTED SPECIES 9916:9KXXP nidx=null]
 + Trematodon heterophyllus Broth. [ACCEPTED SPECIES 9920:BJP8G nidx=null]
Trichodon cylindricus var. oblongus
 - Trichodon cylindricus var. oblongus (Lindb.) Podp. [ACCEPTED VARIETY 9916:9TG4P nidx=null]
 + Trichodon cylindricus var. oblongus (Lindb.) Podp. [ACCEPTED VARIETY 9920:BJHZD nidx=null]
Trichomanes vittaria
 - Trichomanes vittaria DC. [ACCEPTED SPECIES 9916:BBFB4 nidx=null]
 + Trichomanes vittaria DC. ex Poir. [ACCEPTED SPECIES 9920:BJGRZ nidx=null]
Trichoniscus albidus
 - Trichoniscus albidus Budde-Lund, 1880 [PROVISIONALLY_ACCEPTED SPECIES 9916:BHLQP nidx=null]
 + Trichoniscus albidus Budde-Lund, 1879 [SYNONYM SPECIES 9920:BJNJT nidx=null parent=5F98M]
Trichoniscus danicus
 - Trichoniscus danicus [SYNONYM SPECIES 9916:58G5D nidx=null parent=3JNSM]
 + Trichoniscus danicus (Budde-Lund, 1880) [SYNONYM SPECIES 9920:BJNJX nidx=null parent=BJH7X]
Trichoniscus vandelius
 - Trichoniscus vandelius Collinge, 1945 [SYNONYM SPECIES 9916:58G9P nidx=null parent=6T7HV]
 + Trichoniscus vandelius Collinge, 1946 [SYNONYM SPECIES 9920:BJNK2 nidx=null parent=6T7HV]
Trichorhina micros
 - Trichorhina micros Budde-Lund, 1913 [ACCEPTED SPECIES 9916:58JCY nidx=null]
 + Trichorhina micros Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJNK4 nidx=null]
Trichorhina minutissima
 - Trichorhina minutissima Budde-Lund, 1913 [ACCEPTED SPECIES 9916:58JD2 nidx=null]
 + Trichorhina minutissima Budde-Lund, 1912 [ACCEPTED SPECIES 9920:BJNK5 nidx=null]
Trichostomum cernuum
 - Trichostomum cernuum (Huebener) Lindb. [SYNONYM SPECIES 9916:9T44K nidx=null parent=57HTT]
 + Trichostomum cernuum (Huebener) Trevis. [SYNONYM SPECIES 9920:BJSTJ nidx=null parent=57HTT]
Trichostomum leptocarpum
 - Trichostomum leptocarpum Müll. Hal. [SYNONYM SPECIES 9916:9TYJQ nidx=null parent=58KXN]
 + Trichostomum leptocarpum Trevis. [SYNONYM SPECIES 9920:BJTGX nidx=null parent=58KXN]
Trichostomum nitidum var. irrigatum
 - Trichostomum nitidum var. irrigatum H. Winter [SYNONYM VARIETY 9916:9NBSC nidx=null parent=9NBRH]
 + Trichostomum nitidum var. irrigatum H. Winter [SYNONYM VARIETY 9920:BJTDZ nidx=null parent=9NBRH]
Trichostomum tenuirostre var. daldinianum
 - Trichostomum tenuirostre var. daldinianum (De Not.) Dixon [SYNONYM VARIETY 9916:9NBSF nidx=null parent=9L738]
 + Trichostomum tenuirostre var. daldinianum (De Not.) Dixon [SYNONYM VARIETY 9920:BJTF2 nidx=null parent=9L738]
Trichostomum triumphans
 - Trichostomum triumphans De Not. [SYNONYM SPECIES 9916:9N6QW nidx=null parent=4M73S]
 + Trichostomum triumphans De Not. ex Schimp. [SYNONYM SPECIES 9920:BJSTM nidx=null parent=4M73S]
Trilophozia quinquedentata var. turgida
 - Trilophozia quinquedentata var. turgida (Lindb.) Konstant. [SYNONYM VARIETY 9916:9NBSK nidx=null parent=7D68X]
 + Trilophozia quinquedentata var. turgida (Lindb.) Konstant. [SYNONYM VARIETY 9920:BJHZF nidx=null parent=7D68X]
Trismegistia panduriformis var. prionodontella
 - Trismegistia panduriformis var. prionodontella (Broth.) H. Akiyama [ACCEPTED VARIETY 9916:9NBSL nidx=null]
 + Trismegistia panduriformis var. prionodontella (Broth.) H. Akiyama [ACCEPTED VARIETY 9920:BJTF3 nidx=null]
Tritomaria exsectiformis subsp. arctica
 - Tritomaria exsectiformis subsp. arctica R.M. Schust. [ACCEPTED SUBSPECIES 9916:7L75L nidx=null]
 + Tritomaria exsectiformis subsp. arctica R.M. Schust. [ACCEPTED SUBSPECIES 9920:BJHKL nidx=null]
Trochostoma arctica
 - Trochostoma arctica Danielssen & Koren, 1880 non (von Marenzeller, 1877) [SYNONYM SPECIES 9916:597S7 nidx=null parent=43YKL]
 + Trochostoma arctica of Danielssen & Koren, 1880 non (von Marenzeller, 1877) [SYNONYM SPECIES 9920:BJNNH nidx=null parent=43YKL]
Tura albipennis
 - Tura albipennis (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:59MD2 nidx=null]
 + Tura albipennis (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJNPF nidx=null]
Tura angusta
 - Tura angusta (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:59MD3 nidx=null]
 + Tura angusta (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJNPG nidx=null]
Tura laticauda
 - Tura laticauda (Budde-Lund, 1913) [ACCEPTED SPECIES 9916:59MD5 nidx=null]
 + Tura laticauda (Budde-Lund, 1912) [ACCEPTED SPECIES 9920:BJNPJ nidx=null]
Ulopsina
 - Ulopsina Dai, Viraktamath & Zhang, 2011 [ACCEPTED GENUS 9916:8JMB9 nidx=null]
 - Ulopsina Dai, Viraktamath & Zhang, 2011 [SYNONYM GENUS 9916:8JMBB nidx=null parent=8JMZ5]
 + Ulopsina Dai, Viraktamath & Zhang, 2012 [ACCEPTED GENUS 9920:BJ92N nidx=null]
 + Ulopsina Dai, Viraktamath & Zhang, 2012 [SYNONYM GENUS 9920:BJ92P nidx=null parent=BJ92Q]
Ulopsina (Ulopsina)
 - Ulopsina (Ulopsina) Dai, Viraktamath & Zhang, 2011 [ACCEPTED SUBGENUS 9916:8JMZ5 nidx=null]
 + Ulopsina (Ulopsina) Dai, Viraktamath & Zhang, 2012 [ACCEPTED SUBGENUS 9920:BJ92Q nidx=null]
Ulopsina (Ulopsina) sinica
 - Ulopsina (Ulopsina) sinica Dai, Viraktamath & Zhang, 2011 [ACCEPTED SPECIES 9916:8K26K nidx=null]
 + Ulopsina (Ulopsina) sinica Dai, Viraktamath & Zhang, 2012 [ACCEPTED SPECIES 9920:BJPF2 nidx=null]
Ulopsina (Ulopsina) szwedoi
 - Ulopsina (Ulopsina) szwedoi Dai, Viraktamath & Zhang, 2011 [ACCEPTED SPECIES 9916:8K26L nidx=null]
 + Ulopsina (Ulopsina) szwedoi Dai, Viraktamath & Zhang, 2012 [ACCEPTED SPECIES 9920:BJPF4 nidx=null]
Ulopsina sinica
 - Ulopsina sinica Dai, Viraktamath & Zhang, 2011 [SYNONYM SPECIES 9916:8KM8N nidx=null parent=8K26K]
 + Ulopsina sinica Dai, Viraktamath & Zhang, 2012 [SYNONYM SPECIES 9920:BJPDZ nidx=null parent=BJPF2]
Ulopsina szwedoi
 - Ulopsina szwedoi Dai, Viraktamath & Zhang, 2011 [SYNONYM SPECIES 9916:8KBP3 nidx=null parent=8K26L]
 + Ulopsina szwedoi Dai, Viraktamath & Zhang, 2012 [SYNONYM SPECIES 9920:BJPF3 nidx=null parent=BJPF4]
Ulota hutchinsiae var. rufescens
 - Ulota hutchinsiae var. rufescens (E. Britton) Dixon [ACCEPTED VARIETY 9916:9TG6S nidx=null]
 + Ulota hutchinsiae var. rufescens (E. Britton) Dixon [ACCEPTED VARIETY 9920:BJHZG nidx=null]
Ulota viridis var. adpressa
 - Ulota viridis var. adpressa Malta [SYNONYM VARIETY 9916:9V2FV nidx=null parent=7DGX6]
 + Ulota viridis var. adpressa Malta [SYNONYM VARIETY 9920:BJHZH nidx=null parent=7DGX6]
Venturiella sinensis var. angustiannulata
 - Venturiella sinensis var. angustiannulata D.G. Griffin & Sharp [SYNONYM VARIETY 9916:9TKKX nidx=null parent=9TKKY]
 + Venturiella sinensis var. angustiannulata D.G. Griffin & Sharp [SYNONYM VARIETY 9920:BJHZK nidx=null parent=9TKKY]
Vesicularia vesicularis var. portoricensis
 - Vesicularia vesicularis var. portoricensis (Brid.) W.R. Buck [SYNONYM VARIETY 9916:9NJS2 nidx=null parent=7G3B2]
 + Vesicularia vesicularis var. portoricensis (Brid.) W.R. Buck [SYNONYM VARIETY 9920:BJHZL nidx=null parent=7G3B2]
Vesicularia vesicularis var. rutilans
 - Vesicularia vesicularis var. rutilans (Brid.) W.R. Buck [SYNONYM VARIETY 9916:9NJS3 nidx=null parent=7G3B2]
 + Vesicularia vesicularis var. rutilans (Brid.) W.R. Buck [SYNONYM VARIETY 9920:BJHZM nidx=null parent=7G3B2]
Warnstorfia fluitans var. falcata
 - Warnstorfia fluitans var. falcata (Sanio ex Lange & C.E.O. Jensen) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9916:9NJSB nidx=null parent=7G65W]
 + Warnstorfia fluitans var. falcata (Sanio ex Lange & C.E.O. Jensen) H.A. Crum & L.E. Anderson [SYNONYM VARIETY 9920:BJHZT nidx=null parent=7G65W]
Weinmannia microphylla
 - Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 9916:B73XC nidx=null]
 + Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 9920:BJGWY nidx=null]
 + Weinmannia microphylla Ruiz & Pav. [SYNONYM SPECIES 9920:BJGWZ nidx=null parent=5BWKJ]
Weissia condensa var. armata
 - Weissia condensa var. armata (Thér. & Trab.) M.J. Cano, Ros & J. Guerra [SYNONYM VARIETY 9916:9NC39 nidx=null parent=9T548]
 + Weissia condensa var. armata (Thér. & Trab.) M.J. Cano, Ros & J. Guerra [SYNONYM VARIETY 9920:BJHZV nidx=null parent=9T548]
Weissia controversa var. crispata
 - Weissia controversa var. crispata (Nees & Hornsch.) Nyholm [ACCEPTED VARIETY 9916:9NC3C nidx=null]
 + Weissia controversa var. crispata (Nees & Hornsch.) Nyholm [ACCEPTED VARIETY 9920:BJHZW nidx=null]
Weissia controversa var. densifolia
 - Weissia controversa var. densifolia (Bruch & Schimp.) Wilson [ACCEPTED VARIETY 9916:9NC3D nidx=null]
 - Weissia controversa var. densifolia (Bruch & Schimp.) Demaret [SYNONYM VARIETY 9916:9NC3F nidx=null parent=9NC3D]
 + Weissia controversa var. densifolia (Bruch & Schimp.) Wilson [ACCEPTED VARIETY 9920:BJHZX nidx=null]
 + Weissia controversa var. densifolia (Bruch & Schimp.) Demaret [SYNONYM VARIETY 9920:BJHZY nidx=null parent=BJHZX]
Weissia norkettii
 - Weissia norkettii R.S. Chopra [ACCEPTED SPECIES 9916:5BWX3 nidx=null]
 + Weissia norkettii R.S. Chopra ex Crosby [ACCEPTED SPECIES 9920:BJPJ8 nidx=null]
Weissia wimmeriana var. muralis
 - Weissia wimmeriana var. muralis (Spruce) Breidl. [SYNONYM VARIETY 9916:9TGBD nidx=null parent=9MV9D]
 + Weissia wimmeriana var. muralis (Spruce) Breidl. [SYNONYM VARIETY 9920:BJHZZ nidx=null parent=9MV9D]
Wijkia extenuata var. caudata
 - Wijkia extenuata var. caudata Fife [ACCEPTED VARIETY 9916:9V2GB nidx=null]
 + Wijkia extenuata var. caudata Fife [ACCEPTED VARIETY 9920:BJJ22 nidx=null]
Zekelita (Zekelita) plusioides
 - Zekelita (Zekelita) plusioides Butler, 1879 [ACCEPTED SPECIES 9916:98PPY nidx=null]
 + Zekelita (Zekelita) plusioides (Butler, 1889) [SYNONYM SPECIES 9920:BJGYN nidx=null parent=BJG6M]
Zia melanocephala
 - Zia melanocephala C. Koch, 1841 [SYNONYM SPECIES 9916:5D4QN nidx=null parent=6Q9D2]
 + Zia melanocephala (C. Koch, 1838) [SYNONYM SPECIES 9920:BJNWR nidx=null parent=6Q9D2]
Zuzara emarginata
 - Zuzara emarginata Haswell, 1882 [SYNONYM SPECIES 9916:5D9CN nidx=null parent=3JVX8]
 + Zuzara emarginata Haswell, 1881 [SYNONYM SPECIES 9920:BJNWZ nidx=null parent=BJCXK]
Zygodon conoideus var. elongatus
 - Zygodon conoideus var. elongatus Hook. & Grev. [SYNONYM VARIETY 9916:9TGBL nidx=null parent=5DB45]
 + Zygodon conoideus var. elongatus Hook. & Grev. [SYNONYM VARIETY 9920:BJJ24 nidx=null parent=5DB45]
Zygodon hookeri var. leptobolax
 - Zygodon hookeri var. leptobolax (Müll. Hal.) Calabrese [ACCEPTED VARIETY 9916:9NC3S nidx=null]
 + Zygodon hookeri var. leptobolax (Müll. Hal.) Calabrese [ACCEPTED VARIETY 9920:BJJ25 nidx=null]
Zygodon menziesii var. angustifolius
 - Zygodon menziesii var. angustifolius Malta [SYNONYM VARIETY 9916:9TGBQ nidx=null parent=WPPJ]
 + Zygodon menziesii var. angustifolius Malta [SYNONYM VARIETY 9920:BJJ26 nidx=null parent=WPPJ]