Spinulum annotinum (Linnaeus) A. Haines. Stiff Clubmoss, Bristly-Clubmoss. Phen: Aug-Oct. Hab: High elevation hardwood or coniferous forests. Dist: A species of N. North America and n. Europe, south in North America to n. NJ, MN, SD, NM, AZ, and OR, and in the Appalachians to WV, sw. VA, and e. TN (Blount County); Asian material is segregated as S. lioui Li Bing Zhang (Chen et al. 2021).
Origin/Endemic status: Native
Syn: = K4, NE, NY, Tn, Va, Haines (2003a); = Lycopodium annotinum – C, FNA2, K1, Pa, W; > Lycopodium annotinum var. acrifolium – F, G, WV; > Lycopodium annotinum var. annotinum – F, G, Md, WV; > Lycopodium annotinum var. pungens – WV