Leaf blades 5-150(-250) × 2-25(-35+) mm. Peduncles 2-5(-15+) cm. Phyllaries (incurved in fruit), abaxial faces glabrous or scabrous to hispid. Cypselae 5-7.5 mm; pappi 0.1-0.5(-1) or 2-5 mm. 2n = 8, 11, 12, 13, 14, 15, 16, 18 (all Europe).

Flowering (Mar-)Apr-May(-Aug). Disturbed sites; 0-100(-600+) m; introduced; Ariz., Calif., N.Mex., Tex.; Europe.