Distribution: Known from Spokane County in Washington; southeastern British Columbia to eastern Washington, Idaho and Nevada, east to Great Plains and Great Lakes region.
Habitat: Dry, open places, often in sandy soil.
Conservation Status: Not of concern
Glabrous perennial with milky juice from a deep-seated, creeping root, the stems branched, grooved, 1.5-6 dm. tall.
Leaves alternate, linear, up to 4 cm. long and 3 mm. wide, the upper reduced to awn-shaped scales.
Heads terminating the branches, mostly 5-flowered, the flowers pink or rarely white, all ligulate; involucre 9-16 mm. high, cylindric, usually with 5 principal bracts and several much-reduced outer ones; receptacle naked; pappus of numerous capillary bristles.
Achenes glabrous, sub-terete, several nerved, 6-7 mm. long.