Much branched, fibrous-rooted perennial 4-10 dm; lvs lance-linear, only those of the branches much reduced; heads 1-1.5 cm thick; cor pale blue; fr 5 mm, glabrous, strongly 8-ribbed; cal short, awnless; 2n=20. Native of Europe, occasionally found in fields and waste places from N. Engl. to Pa. June-Sept. (Scabiosa australis; Succisa inflexa)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.