Thalictrum clavatum A.P. de Candolle. Section: Physocarpum. Phen: May-Jul. Hab: Seepages, moist forests, spray cliffs at waterfalls, brookbanks. Dist: A Southern Appalachian endemic: VA, WV, e. KY south through w. NC and e. TN to nw. SC and n. GA; all records of this species for AL are apparently T. mirabile (D. Spaulding, pers.comm, 2013).
Origin/Endemic status: Endemic
Synonymy: = C, F, FNA3, G, GW2, K1, K3, K4, RAB, S, Tn, Va, W, WV