Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Count: [*†*] 10p;24c;72o;262f;1685g; †5p;17c;56o;141f;593g Subkingdom Pteridobiotina Britton & A. Br. (1896) Count: [*†*] 6p;9c;20o;58f;370g; †2p;12c;42o;103f;488g Superdivision Pteridophytanae Doweld (2001) [monotypic] see Superphylum Pteridophytanae Doweld (2001) Count: [*†*] 1p;4c;11o;46f;287g; †5o;31f;127g [30 Mar 2023] Division Monilophyta Cantino & Donoghue Count: [*†*] 4c;11o;46f;287g; †5o;31f;127g [30 Mar 2023] Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns Count: [*†*] 7o;42f;273g; †7f;42g [30 Mar 2023] Order Polypodiales Link (1833) - cathetogyrates Count: [*] 24f;226g [30 Mar 2023] Family Lindsaeaceae C.Presl ex M.R.Schomb. (1848) - lindsaeoids Count: [*] 7g [24 Mar 2023] 1 Genus Lindsaea Dryander ex Sm. (1793) Count: - 2 Genus Nesolindsaea Lehtonen & Christenh. (2010) Count: - 3 Genus Odontosoria Fée (1852) Count: - 4 Genus Osmolindsaea (K.U.Kramer) Lehtonen & Christenh. (2010) Count: - 5 Genus Sphenomeris Maxon (1913), nom. cons. Count: - 6 Genus Tapeinidium (C.Presl) C.Chr. (1906) Count: - 7 Genus Xyropteris K.U.Kramer (1958) Count: -