living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Embryobionta Cronquist, Takht. & W.Zimm.
         Division Filicophyta see Phylum Pterophyta
           Subdivision Filicopsida Pfefferkorn (1976) see Class Filicopsida C.Agardh (1822)
             Order Filicales Dumort. (1829), nom. illeg. see Order Polypodiales Link (1833)
               Family Polypodiaceae J.Presl & C.Presl (1822) - polygrams
                 1 Genus Gymnocarpium Newman (1851)
                 2 Genus Dicranogloslossum see Genus Dicranoglossum J.Sm. (1854)
                 3 Genus Neurodium Fée see Genus Pleopeltis Humb. & Bonpl. ex Willd. (1810)
                 4 Genus Polypodium L. (1753)
                 5 Genus Platycerium Desv. (1827)
                 6 Genus Aglaomorpha Schott (1836)
                 7 Genus Solanopteris Copel. (1951) see Genus Microgramma C.Presl (1836)
                 8 Genus Lecanopteris Reinw. (1825)