Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Bryobiotina Campb. (1890)
     Division Bryophyta A.Braun (1864) - mosses and liverworts see Phylum Bryophyta A.Braun (1864)
       Subdivision Bryophytina Engl. (1892) see Subphylum Bryophytina Engl. (1892)
         Class Bryopsida McClatchie (1897) - mosses
           Subclass Dicranidae Doweld (2001)
             Order Pottiales M. Fleisch.
               Family Pottiaceae Hampe (1853), nom. cons.
                 01 Genus Acaulon Müll.Hal. (1847)
                 02 Genus Acaulonopsis R.H. Zander & Hedd. (2009)
                 03 Genus Algaria Hedd. & R.H. Zander (2008)
                 04 Genus Aloina Kindb. (1882), nom. cons.
                 05 Genus Aloinella Cardot (1909)
                 06 Genus Andina J.A. Jiménez & M.J. Cano (2012), nom. illeg.
                 07 Genus Anoectangium Schwägr. (1811), nom. cons.
                 08 Genus Aschisma Lindb. (1878)
                 09 Genus Barbula Hedw. (1801), nom. cons.
                 10 Genus Bellibarbula P.C. Chen (1941)
                 11 Genus Bryoceuthospora H.A. Crum & L.E. Anderson (1959)
                 12 Genus Bryoerythrophyllum P.C. Chen (1941)
                 13 Genus Calymperastrum I.G. Stone
                 14 Genus Calyptopogon (Mitt.) Broth. (1902)
                 15 Genus Chenia R.H. Zander
                 16 Genus Chionoloma Dixon (1922)
                 17 Genus Cinclidotus P.Beauv.
                 18 Genus Crossidium Jur. (1882), nom. cons.
                 19 Genus Crumia W.B. Schofield (1966)
                 20 Genus Dialytrichia (Schimp.) Limpr. (1888)
                 21 Genus Didymodon Hedw. (1801)
                 22 Genus Dolotortula R.H. Zander
                 23 Genus Ephemerum Hampe (1837), nom. cons.
                 24 Genus Erythrophyllopsis Broth. (1916)
                 25 Genus Eucladium Bruch & Schimp. (1846)
                 26 Genus Exobryum R.H. Zander (2013)
                 27 Genus Fuscobryum R.H. Zander (2013)
                 28 Genus Ganguleea R.H. Zander
                 29 Genus Geheebia Schimp. (1876)
                 30 Genus Gertrudiella Broth. (1925)
                 31 Genus Globulinella Steere (1946)
                 32 Genus Guerramontesia M.J. Cano, J.A. Jiménez, M.T. Gallego & J.F. Jiménez (2010)
                 33 Genus Gymnostomiella M.Fleisch. (1904)
                 34 Genus Gymnobarbula J. Kučera (2013)
                 35 Genus Gymnostomum Nees & Hornsch.
                 36 Genus Gyroweisia Schimp. (1876), nom. cons.
                 37 Genus Hennediella Paris
                 38 Genus Hilpertia R.H. Zander
                 39 Genus Hydrogonium (Müll.Hal.) A.Jaeger (1880)
                 40 Genus Hymenostyliella E.B.Bartram (1939)
                 41 Genus Hymenostylium Brid. (1827)
                 42 Genus Hyophila Brid. (1827)
                 43 Genus Hyophiladelphus (Müll.Hal.) R.H. Zander
                 44 Genus Indopottia A.E.D. Daniels, R.D.A. Raja & P. Daniels
                 45 Genus Lazarenkia M.F. Boiko (2011)
                 46 Genus Leptobarbula Schimp. (1875)
                 47 Genus Leptodontiella R.H. Zander & E.Hegewald (1976)
                 48 Genus Leptodontium (Müll.Hal.) Hampe ex Lindb. (1864)
                 49 Genus Ludorugbya Hedd. & R.H. Zander (2007)
                 50 Genus Luisierella Thér. & P. de la Varde (1936)
                 51 Genus Microbryum Schimp.
                 52 Genus Mironia R.H. Zander
                 53 Genus Molendoa Lindb. (1878)
                 54 Genus Nanomitriopsis Cardot
                 55 Genus Neophoenix R.H. Zander & During
                 56 Genus Pachyneuropsis H.A. Mill. (1970)
                 57 Genus Phascopsis I.G. Stone (1980)
                 58 Genus Picobryum R.H. Zander & Hedd. (2011)
                 59 Genus Plaubelia Brid.
                 60 Genus Pleurochaete Lindb. (1864)
                 61 Genus Pottiopsis Blockeel & A.J.E. Sm.
                 62 Genus Pseudocrossidium R.S.Williams (1915)
                 63 Genus Pseudosymblepharis Broth. (1924)
                 64 Genus Pterygoneurum Jur. (1882), nom. cons., orth. cons.
                 65 Genus Quaesticula R.H. Zander
                 66 Genus Reimersia P.C. Chen (1941)
                 67 Genus Rhexophyllum Herzog (1916)
                 68 Genus Sagenotortula R.H. Zander
                 69 Genus Saitobryum R.H. Zander
                 70 Genus Sarconeurum Bryhn (1902)
                 71 Genus Scopelophila (Mitt.) Lindb. (1872)
                 72 Genus Splachnobryum Müll.Hal. (1869)
                 73 Genus Stegonia Venturi (1883)
                 74 Genus Stonea R.H. Zander
                 75 Genus Streblotrichum P.Beauv. (1804)
                 76 Genus Streptocalypta Müll.Hal. (1879)
                 77 Genus Streptopogon Wilson ex Mitt. (1851)
                 78 Genus Streptotrichum Herzog (1916)
                 79 Genus Syntrichia Brid. (1801)
                 80 Genus Teniolophora W.D. Reese (1962)
                 81 Genus Tetracoscinodon R.Br.
                 82 Genus Tetrapterum Hampe ex A.Jaeger (1869)
                 83 Genus Timmiella (De Not.) Limpr. (1888)
                 84 Genus Tortella (Lindb.) Limpr. (1888), nom. cons.
                 85 Genus Tortula Hedw. (1801), nom. cons.
                 86 Genus Trachycarpidium Broth. (1901)
                 87 Genus Trachyodontium Steere
                 88 Genus Trichostomopsis Cardot (1909)
                 89 Genus Trichostomum Bruch (1829), nom. cons.
                 90 Genus Triquetrella Müll.Hal. (1897)
                 91 Genus Tuerckheimia Broth. (1910)
                 92 Genus Uleobryum Broth. (1906)
                 93 Genus Vinealobryum R.H. Zander (2013)
                 94 Genus Vrolijkheidia Hedd. & R.H. Zander
                 95 Genus Weisiopsis Broth. (1921)
                 96 Genus Weissia Hedw. (1801)
                 97 Genus Weissiodicranum W.D. Reese
                 98 Genus Willia Müll.Hal. (1890)