Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Plantae Haeckel (1866) - plants
                           Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                             Infrakingdom Streptophyta Caval.-Sm. (1993)
                               [crown] Clade Phragmoplastophyta Lecointre & Le Guyader 2006 [Hall, McCourt, Delwiche, Mishler & Karol 2020]
                                 [crown] Clade Embryophytaᵀ Engler 1887 [Mishler & Qiu 2020]
                                   Phylum Bryophytaᵀ A.Braun (1864) - bryophytes
                                     [crown] Clade "Setaphyta" Puttick, Morris, Williams, Cox, Edwards, Kenrick, Pressel, Wellman, Schneider, Pisani & Donoghue 2018
                                       Subphylum Bryophytina Engl. (1892) - mosses
                                         Class Polytrichopsida Doweld (2001) [monotypic]
                                           Order Polytrichalesᵀ M. Fleisch. [monotypic]
                                             Family Polytrichaceaeᵀ Schwägr.
                                               01 Genus Alophosia Cardot (1905)
                                               02 Genus Atrichopsis Cardot (1912)
                                               03 Genus Atrichum P.Beauv. (1804), nom. cons.
                                               04 Genus Bartramiopsis Kindb. (1894)
                                               05 Genus Dawsonia R.Br. (1811)
                                               06 Genus Dendroligotrichum (Müll.Hal.) Broth. (1905)
                                               07 Genus Hebantia G.L.Merr. (1996)
                                               08 Genus Itatiella G.L. Sm. (1971)
                                               09 Genus Lyellia R.Br. (1819)
                                               10 Genus Meiotrichum (G.L. Sm.) G.L.Merr.
                                               11 Genus Notoligotrichum G.L. Sm. (1971)
                                               12 Genus Oligotrichum DC. (1805), nom. cons.
                                               13 Genus Plagioracelopus G.L.Merr. (1987)
                                               14 Genus Pogonatum P.Beauv. (1804)
                                               15 Genus Polytrichadelphus (Müll.Hal.) Mitt. (1859)
                                               16 Genus Polytrichastrum G.L. Sm. (1971)
                                               17 Genus Polytrichumᵀ Hedw. (1801)
                                               18 Genus Pseudatrichum Reimers (1941)
                                               19 Genus Psilopilum Brid. (1827)
                                               20 Genus Steereobryon G.L. Sm. (1971)