Kingdom [Plantae] Haeckel (1866) - plants Division Pteridophyta Schimp. (1879) see Subphylum Pteridophytina (Eichler) Cavalier-Sm. (1998) Class Lycopsida - club-mosses see Class Lycopodiopsida Bartl. (1830) Order Lycopodiales DC. ex Bercht. & J.Presl (1820) [monotypic] Family Lycopodiaceae P.Beauv. ex Mirb. (1802) - clubmosses