Distribution: Selah Creek area and north in the Yakima River canyon, Yakima and Kittitas Counties, Washington.
Habitat: Cliff crevices in rocky canyons.
Conservation Status: Imperiled in Washington (WANHP)
Several stems from a perennial taproot, sprawling, branched and leafy, especially near the tip.
Leaves with stiff, blunt hairs and fine glands, wedge-shaped to obovate, up to 4 cm. long and 1.5 cm. wide, deeply tri-lobed, the lobes broad.
Heads terminating the branches, the disk 8-12 mm. wide; involucre 5-6 mm. high, densely glandular; rays 25-30, light pink or pinkish-purple, 5-7 mm. long and 1.5 mm. wide; disk corollas 3-4 mm. long, pale yellow; pappus of 10-15 capillary bristles.