Stems mostly spreading, 0.5-2 dm, glabrous. Leaves basal and cauline; basal petiolate, petiole 0.5-2 cm, blade spatulate, (1-)2-4 × (0.5-)1-2.5 cm, glabrous; cauline sessile, blade narrowly lanceolate to oblanceolate, 0.5-4.5 × 0.2-1 cm. Inflorescences spreading, 0.5-2.5(-3) dm, glabrous, occasionally glandular at proximal nodes; bracts 0.5-4 mm. Peduncles straight, slender to filiform, 0.1-4 cm, glabrous, or absent. Involucral bracts 2-8 × 2-3 mm, glabrous. Flowers: perianth yellow, 1.5-3 mm; tepals lanceolate; filaments 1.5-2 mm; anthers 0.2-0.3 mm. Achenes 2-2.5 mm. 2n = 40.
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