Distribution: Occurring in the Olympic and Cascades mountains in Washington; Alaska to California, east to Northwest Territory, Alberta, Idaho, and Montana.
Habitat: Usually on sandy soil in moist or shady places, subalpine to alpine.
Conservation Status: Not of concern
Rhizomatous and stoloniferous semi-shrubs forming extensive mats, the erect, leafy flowering stems 10-15 cm. tall.
Leaves petiolate, crowded in thick basal tufts, the blade 5-10 mm. long, bi-ternately dissected into linear lobes; cauline leaves several, reduced.
Inflorescence a somewhat elongate, terminal cluster; calyx obconic, glabrous, the 5 lobes triangular, 2 mm. long; petals 5, white, spatulate to obovate, 3-3.5 mm. long; stamens 20, pistils 5.
Fruit a several-seeded follicle, about 5 mm. long.