Crepis runcinata Torr. & A.Gray
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Perennial (1–)2.5–5(–8) dm with one or several strong roots; herbage glabrous or occasionally glandular-hispidulous; basal lf-blades narrowly obovate, elliptic, lanceolate, or spatulate, 0.5–3.5 cm wide, 4–8 times as long, sessile or longer than the petiole, entire to remotely dentate or runcinate-pinnatifid; cauline lvs few and much reduced; heads (1–)3–7(–12); invol 9–16 mm, ± glandular-hairy or hispid, sometimes also tomentose, the outer bracts seldom over half as long as the 10–15 inner ones; fls 20–50; achenes (3.5–)4–5.5(–7.5) cm, contracted at the top, but not beaked, brown, 10–13-ribbed; 2n=22. Moist open places; w. Minn. to Alta., Wash., Calif., and n. Mex. June, July. Our plants, as here described, are var. runcinata. (C. glaucella)