Webum > Science > Biology > Flora and Fauna > Plantae > Equisetophyta Equisetum See also Science > Biology > Flora and Fauna > Plantae > Pteridophyta Equisetaceae General description of this family of terrestrial, herbaceous, homosporous vascular plants, comprising a single genus with about 15 species. Includes photos of several Equisetum species. Horsetails - Equisetaceae Brief description of the horsetail family, including descriptions of several Equisetum species. Phylum Sphenophyta Includes phylum description, and links to images of members of the Equisetaceae (horsetails). Help build the biggest human edited directory on the internet Add your website - Open Directory Project - Become an editor