Phylum [Tracheophyta] Sinnott ex Caval.-Sm. (1998) - vascular plants Count: [*] 2c;14o;51f;337g Subphylum Polypodiophytina Reveal (1996) [monotypic] Count: [*] 1c;11o;48f;319g [26 Jun 2023] Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns Count: [*] 11o;48f;319g [26 Jun 2023] Subclass Polypodiidae Cronquist, Takht. & Zimmerm. (1966) Count: [*] 7o;44f;300g [26 Jun 2023] Order Hymenophyllales Link (1833) [monotypic] Count: [*] 1f;9g [16 Jun 2023] Family Hymenophyllaceae Mart. (1835) - filmy ferns Count: [*] 9g [16 Jun 2023] Subfamily Trichomanoideae C.Presl (1843) Count: [*] 8g [16 Jun 2023] Genus Callistopteris Copel. Count: -