Plants (5-)20-80 cm. Stems solitary to densely clumped, simple or branched among heads. Leaves 4-8(-10) pairs, mostly cauline; usually sessile (sometimes with partly connate-sheathing bases), sometimes petiolate (proximalmost); blades lance-elliptic, lanceolate, oblanceolate, obovate, or ovate, 4-12(-20) × (1-)2-6(-8) cm, margins subentire to dentate-serrate, apices usually acute, rarely obtuse, faces glabrate to pilose. Heads (1-)3-10(-20). Involucres narrowly campanulate to turbinate. Phyllaries 8-15(-19), narrowly to broadly lanceolate. Ray florets (5-)7-17(-20); corollas yellow. Disc florets: corollas yellow; anthers yellow. Cypselae brown, 4-8 mm, sparsely hirsutulous, stipitate-glandular; pappi tawny, bristles subplumose.