Plants 20-60 cm. Leaves: petioles narrowly winged; blades oblan-ceolate or narrowly obovate, 1.5-3 cm wide, margins coarsely dentate or pinnately lobed (teeth not prominently white-tipped), faces glabrous (glaucous). Heads 5-14. Involucres 9-13 mm. Phyllaries lanceolate, apices acute, faces strongly stipitate-glandular. Cypselae chestnut brown, 4.5-6.5 mm, narrowed, not beaked; pappi 6-7 mm. 2n = 22

Flowering Jul-Aug. Moist alkaline meadows, seeps, valley bottoms; 1200-2500 m; Calif., Nev.

Subspecies hallii is similar to subsp. runcinata, differing mainly in the dentate leaf margins. It differs from subsp. glauca mainly in having stipitate-glandular phyllaries.