Helianthus mollis Lamarck. Phen: Jul-Sep. Hab: Calcareous prairies and barrens, disturbed places. Dist: Apparently native of the Midwest, centered in IN, IL, MO, AR, c. TN, and w. KY, its original distribution obscured by its subsequent spread. Native in nw. GA.
Origin/Endemic status: Native
Synonymy: = C, FNA21, G, GrPl, Il, K1, K3, K4, Mi, NcTx, NE, NY, Oh3, Pa, RAB, S, SE1, Tn, Tx, Va, W; > Helianthus mollis Lam. var. cordatus S.Watson – F; > Helianthus mollis Lam. var. mollis – F