[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Plantae Haeckel (1866) - plants
     Division Tracheophyta see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
       Subdivision Filicophytina see Infraphylum Moniliformopses Kenrick & P.R.Crane (1997), nom. inval.
         Class Polypodinae see Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966)
           1 Order Schizaeales Schimp. (1869)
           2 Order Pteridales Burnett (1835) see Order Pteridales Doweld (2001)
           3 Order Loxsomales see Order Cyatheales A.B.Frank (1877)
           4 Order Hymenophyllales Link (1833)
           5 Order Gleicheniales Link (1833)
           6 Order Matoniales Pic.Serm. ex Reveal (1993) see Order Gleicheniales Link (1833)
           7 Order Polypodiales Link (1833) - cathetogyrates
           8 Order Cyatheales A.B.Frank (1877) - tree ferns
           9 Order Aspleniales Pic. Serm., nom. inval. see Order Aspleniales Pic. Serm. ex Reveal (1996)