Helianthus divaricatus Linnaeus. Phen: Jun-Aug. Hab: Mesic to dry woodlands and forests, forest edges. Dist: ME, QC, ON, and IA south to Panhandle FL, LA, and OK.
Origin/Endemic status: Native
Synonymy: = Ar, C, Fl7, FNA21, G, Il, K1, K3, K4, Mi, NE, NY, Oh3, Pa, RAB, S, SE1, Tn, Va, W, WH3, WV; > Helianthus divaricatus L. var. angustifolius Kuntze – F; > Helianthus divaricatus L. var. divaricatus – F