Perennials or subshrubs, 12-40(-60) cm. Leaf blades lanceolate, linear-oblong, or linear, 20-35(-45) × 1-10(-12) mm, lengths 3-8+ times widths, pinnately lobed, lobes 1-6, ultimate margins entire. Peduncles 3-7 cm. Outer phyllaries 5, connate ¹/2-³/5 their lengths, ovate, 5-7 mm. Ray florets 8-13; corollas cream-white (sometimes purplish abaxially), laminae oblong-elliptic, 7-13 × 2.5-8 mm. Disc florets 25-50. Fruits 1.5-2.6 mm. 2n = 20, 40. Flowering Mar-Oct. Open sites, grasslands, roadcuts, arid or desert scrublands; (200-)1000-2000(-2500) m; Ariz., Colo., Kans., N.Mex., Okla., Tex.; Mexico (Chihuahua, Coahuila, Sonora).

Plant: Perennial forb <40 cm Leaves: leaves opposite, entire to pinnatifid