Distribution: Occurring on both sides of the Cascades crest in the North Cascades in Washington; Alaska to northern Washington, east to Montana and Wyoming, in scattered locations in Utah and Colorado, and also east across northern Canada to the Atlantic Coast.
Habitat: Mountain meadows and subalpine stream banks.
Conservation Status: Not of concern
Sub-glabrous to densely hairy perennial from slender, horizontal rhizomes, the flowering stems 5-20 cm. tall.
Basal leaves several, the blades cordate-reniform, 1.5-3 cm. broad, ternate, the leaflets wedge-shaped, coarsely toothed, the lateral pair deeply lobed as well; the flowering stem naked except for a whorl of 3 leaves above the midpoint, these simple but deeply tri-lobed.
Flowers single: sepals usually 5, white or bluish tinged, hairy on the outer surface, 10-15 mm. long; petals none; stamens and pistils numerous.
Achenes densely woolly, obovate, 2-2.5 mm. long; style straight, 1.5-2 mm. long, glabrous.