Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
     Superdivision Pteridophytanae Doweld (2001) [monotypic] see Superphylum Pteridophytanae Doweld (2001)
       Division Monilophyta Cantino & Donoghue
         Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns
           Order Polypodiales Link (1833) - cathetogyrates
             Family Dennstaedtiaceae Lotsy (1909) - dennstaedtioids
               01 Genus Blotiella Tryon (1962)
               02 Genus Dennstaedtia Bernh. (1801)
               03 Genus Histiopteris (J.Agardh) J.Sm. (1875)
               04 Genus Hypolepis Bernh. (1805)
               05 Genus Leptolepia Prantl (1892)
               06 Genus Microlepia C.Presl (1836)
               07 Genus Monachosorum Kunze (1848)
               08 Genus Paesia J.St.-Hil. (1833)
               09 Genus Oenotrichia Copel. (1929)
               10 Genus Pteridium Gled. ex Scop. (1760), nom. cons. - bracken