plants Haeckel (1866) - plants Division Charophyta Migula (1889) - charophyte algae and embryophytes see charophytes Subdivision [Streptophytina] see [unranked] Streptophytina Lewis & McCourt (2004) Class Equisetopsida C.Agardh (1825) - horsetails see Subclass Equisetidae Warm. (1883) Vascular Plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) [Ferns] Subclass Polypodiidae Cronquist, Takht. & Zimmerm. (1966) Order Hymenophyllales Link (1833) [monotypic] Family Hymenophyllaceae Mart. (1835) - filmy ferns Genus Hymenophyllum Sm. (1793)