Eupatorium godfreyanum Cronquist. Phen: Jul-Sep; Aug-Oct. Hab: Dry woodlands. Dist: NJ, MD, and WV south through VA to nc. NC and TN, reaching its greatest abundance in wc. VA.
Origin/Endemic status: Endemic
Other Comments: See Cronquist (1985) for additional information and illustrations. Siripun & Schilling (2006) confirmed that this species is an apomictic derivative of the hybrid E. rotundifolium × sessilifolium.
Synonymy: = C, FNA21, K1, K3, K4, Tn, Va, Cronquist (1985), Siripun & Schilling (2006); < Eupatorium godfreyanum Cronquist – Pa; < Eupatorium sessilifolium L. – SE1; < Eupatorium sessilifolium L. var. vaseyi (Porter) Fernald & Griscom – F, RAB; < Eupatorium vaseyi Porter – G