Selaginella asprella Maxon Selaginella asprella Maxon, Smithsonian Misc. Collect. 72(5): 6 (t.4). 1920 sec. Mickel & Smith 2004≡Bryodesma asprellum (Maxon) Soják, Preslia 64(2): 154. 1992 syn. sec. Mickel & Smith 2004