Phylum [Tracheophyta] Sinnott ex Caval.-Sm. (1998) - vascular plants Subphylum Polypodiophytina Reveal (1996) [monotypic] Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns Subclass Polypodiidae Cronquist, Takht. & Zimmerm. (1966) Order Polypodiales Link (1833) - cathetogyrates Suborder Pteridineae [monotypic] Family Pteridaceae E.D.M.Kirchn. (1831) - pteroids Subfamily Cheilanthoideae Horvat (1927) 01 Genus Adiantopsis Fée (1852) 02 Genus Aleuritopteris Fée 03 Genus Allosorus Bernh. 04 Genus Argyrochosma (J.Sm.) Windham 05 Genus Aspidotis (Nutt. ex Hook.) Copel. (1947) 06 Genus Astrolepis D.M.Benham & Windham (1992) 07 Genus Bommeria E.Fourn. (1877) 08 Genus Calciphilopteris Yesilyurt & H.Schneid. 09 Genus Cheilanthes Sw. (1806), nom. cons. 10 Genus Cheiloplecton Fée (1857) 11 Genus Doryopteris J.Sm. (1841), nom. cons. 12 Genus Gaga Pryer, F.W.Li & Windham (2012) 13 Genus Hemionitis L. (1753) 14 Genus Lytoneuron (J.F. Klotzsch) J.C. Yesilyurt (2015) 15 Genus Mildella Trevis. (1877) 16 Genus Myriopteris Fée 17 Genus Notholaena R.Br. 18 Genus Ormopteris J.Sm. (1875) 19 Genus Paragymnopteris K.H.Shing 20 Genus Parahemionitis Panigrahi 21 Genus Pellaea Link (1841), nom. cons. - cliff brakes 22 Genus Pentagramma Yatsk., Windham & E.Wollenw. (1990) 23 Genus Trachypteris André ex Christ (1899)