Herbs, annual or biennial, 25-40 cm tall, puberulent, glabrescent. Middle stem leaves: petiole 1.5-2.5 cm; leaf blade ovate, 1.5-2 × 1-1.5 cm, 1-or 2-pinnatisect; segments 2 or 3 pairs, deeply pectinately serrate; teeth obtuse, gland-tipped. Middle and upper stem leaves pinnatifid or entire. Uppermost leaves linear; leaflike bracts linear or linear-lanceolate, 10-25 × 1-1.5 mm. Synflorescence a broad panicle. Capitula nodding. Involucre globose or hemispheric, 3-5 mm in diam.; receptacle densely white pubescent. Marginal female florets 5-20. Disk florets 30-50, bisexual; corolla limb puberulent. Achenes minute. Fl. and fr. Aug-Oct.
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