Phlox amplifolia Britton. Phen: Jun-Aug. Hab: Moist forests, particularly over mafic or calcareous rocks. Dist: W. VA west to s. IN and se. MO, south to w. NC, AL, and n. AR.
Origin/Endemic status: Endemic
Synonymy: = Ar, C, F, G, K1, K3, K4, RAB, S, Tn, Va, W, WV, Wherry (1955)