Luina serpentina

Stems sprawling to erect. Leaves petiolate; blades lanceolate, 50-120 × 6-20 mm, abaxially lanate, adaxially loosely tomentose. Peduncles 15-35 mm. Phyllaries 10-14, linear, 9-10 mm. Florets 13-26; corollas yellow, 11-12 mm. Cypselae 5-6 mm, 12-15-nerved, glabrous; pappi of ca. 125 bristles 10-11 mm.

Flowering summer. Serpentine soils; of conservation concern; ca. 1000 m; Oreg.