Plants 15-30 cm. Leaves: petioles narrowly winged; blades oblan-ceolate or elliptic, 1.5-3.5 cm wide, margins strongly and closely dentate (teeth prominently white-tipped), faces glabrous. Heads 3-7. Involucres 10-13 mm. Phyllaries oblong, apices obtuse or acute (ciliate), faces strongly stipitate-glandular. Cypselae reddish brown, 4.5-5 mm, narrowed, not beaked; pappi 5-7 mm. Flowering May-Jun. Wet meadows, alkaline seeps; 1200-1900 m; Nev., Oreg.