Ageratina roanensis (Small) E.E. Lamont. Phen: Aug-Oct. Hab: Moist forests, often abundant at high elevations. Dist: Endemic to moderate to high elevations of the Southern Appalachians, from w. VA south to w. SC, n. GA, e. TN, e. KY, and possibly ne. AL.
Origin/Endemic status: Endemic
Synonymy: = K4, Lamont (2018); = Ageratina altissima (L.) R.M.King & H.Rob. var. roanensis (Small) Clewell & Wooten – FNA21, K1, K3, Tn, Va, Clewell & Wooten (1971); = Eupatorium roanensis Small – S; = Eupatorium rugosum Houtt. var. roanense (Small) Fernald – C, F, SE1; < Eupatorium rugosum Houtt. – G, RAB, W