Short, creeping, +/- prostrate sterile stems and erect fertile stems, to 10cm. Numerous small, lanceolate, toothed leaves with the ligule on the upper side are spirally arranged on stems. Solitary, terminal cones, 1-2cm long, megasporangia at base of cones.
Found in base-rich open fens and marshes, dune-slacks and in damp hollows on mountain ledges. Most frequent in north and western Ireland.
Similar: Marsh Clubmoss, Lycopodiella inundata
Lesser Clubmoss, Selaginella selaginoides. Rinecaha, the Burren. July 2009