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 Davalliaceae M.R. Schomb. (1848) - davallioids
               1 Genus Araiostegia Copel. (1927), nom. cons. see Genus Davallia Sm. (1793)
               2 Genus Davallia Sm. (1793)
               3 Genus Humata Cav. (1802) see Genus Davallia Sm. (1793)
               4 Genus Paradavallodes Ching (1966) see Genus Davallia Sm. (1793)