- Lycopsida, class Lycopsida, Lycopodiate, class Lycopodiate - club mosses and related forms: includes Lycopodiales; Isoetales; Selaginellales; and extinct Lepidodendrales; sometimes considered a subdivision of Tracheophyta
--1 is a kind of class
--1 is a member of Pteridophyta, division Pteridophyta
--1 has members: