Plants 10-60+ cm. Stems glabrous or nearly so. Leaves: basal 5-9+, cauline 0-3; blades oblanceolate to spatulate, 35-95+ × 12-25+ mm, lengths 2-4+ times widths, bases cuneate, margins entire, apices rounded to acute, abaxial faces glabrous or piloso-hirsute (on midribs, hairs 5-8+ mm), adaxial piloso-hirsute (hairs 5-8+ mm, often tangled). Heads (3-)15-15(-40+) in corymbiform arrays. Peduncles glabrous or stipitate-glandular. Calyculi: bractlets 3-5+. Involucres campanulate to cylindric, (7-)9-10 mm. Phyllaries 8-13+, apices obtuse to acute, abaxial faces glabrous or stipitate-glandular. Florets 6-12; corollas yellow, 8.5-10 mm. Cypselae urceolate, 5-5.5 mm; pappi of 50-60+, stramineous to rufous bristles in 2+ series, 5-8 mm.

Flowering Jun-Jul. Pine forests, serpentines; 300-1700 m; Calif., Oreg.; Mexico (Baja California).