Distribution: Occurring west of the Cascades crest in Washington; Washington to Oregon.
Habitat: Dry, open places in the valleys and plains.
Conservation Status: Threatened in Washington (WANHP)
Fibrous-rooted perennial from a rhizome or branched base, the stems 2-10 dm. tall, pubescent at least above.
Lower leaves linear, petiolate, entire, pubescent, early-deciduous; middle and upper leaves linear, sessile, entire, usually pubescent, 2-10 cm. long.
Heads few to many in an open inflorescence, with numerous spreading, obtuse bracts 2-4 times as long as wide below the heads; involucre 4-6 mm. high, the bracts imbricate, papery below and green above, the outer rounded, the inner pointed; disk flowers numerous, yellow; ray flowers 15-35, pistillate, white, 5-13 mm. long; pappus of numerous capillary bristles.
Fruit an achene.