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 Equisetidae Warm. (1883) [monotypic] Order Equisetales DC. ex Bercht. & J.Presl (1829) [monotypic] Family Equisetaceae Michx. ex DC. (1804) - horsetails 1 Genus Equisetum L. (1753)