Distribution: Occurring west of the Cascades crest, up the Columbia River Gorge, and along the east base of the Cascades from Chelan County south in Washington; Vancouver Island to California.
Habitat: Prairies, rocky balds, sagebrush flats, oak and ponderosa pine woodlands, where moist in early spring.
Conservation Status: Not of concern
Occurs both east and west of the Cascades in Washington. Filament tube is less strongly enlarged at base and tepals are a darker reddish-purple color. Commonly has only 1-2 flowers per stem.