Stems 1.5-9.3 dm, densely hirsute proximally, sparsely pubescent distally. Cauline leaves: blade flat distally, margins dentate, surfaces densely to moderately hirsute. Racemes secund; rachis straight. Fruiting pedicels 7-10 mm, sparsely pubescent or glabrous. Flowers: sepals greenish white (base lavender or purplish), 6-7 mm, glabrous; petals white (with purple veins), 12-16 mm; adaxial filaments 7-9 mm. Fruits spreading to reflexed, arcuate; valves glabrous. 2n = 28.

Flowering Apr-Jun. Rocky, often barren, open slopes, talus, forest openings; 100-1200 m; Calif.