Bryodesma rupestre (Linnaeus) Soják. Phen: Jun-Sep. Hab: Granite flatrocks, other, mostly acidic, rock outcrops, occasionally on greenstone or calcareous shales. Dist: S. Greenland and NS west to BC, south to GA, AL, AR, OK, and WY.
Origin/Endemic status: Native
Other Comments: Valdespino in FNA (1993b) suggests that two or more cryptic or semicryptic species are present within what is currently called S. rupestris; additional study is needed. Reports for KY are unconfirmed.
Synonymy: = Buck (1977) et al. (1955), Soják (1992 ); = Selaginella rupestris (L.) Spring – Ar, C, F, FNA2, G, GrPl, Il, K1, K3, K4, Ky, Md, Mo1, NE, NY, Pa, RAB, S13, Sf, Tn, W, WV