Distribution: Mountains of central and southeast Oregon and northern California; occasional in the Wenatchee Mountains of Washington.
Habitat: Moist meadows and stream banks to open slopes, mid- to high elevations.
Flowers: June - August
Conservation Status: Critically Imperiled in Washington (WANHP)
Perennial from a sparingly branched crown and often a short rhizome, grayish-sericeous but not glandular, the stems 1-2.5 dm. tall.
Basal leaves pinnate, the leaflets 9-11, crowded, broadly obovate with a wedge-shaped base, 1-2 cm. long, cleft more that halfway to the midvein into linear divisions; stipules ovate, 0.5-1.5 cm. long; cauline leaves 2-3, greatly reduced.
Inflorescence an open, several-flowered cyme; calyx sericeous, cup-shaped, up to 1.5 cm. broad in fruit, the 5 lobes lanceolate, interspersed with 5 linear, smaller bracteoles; petals 5, yellow, obcordate, exceeding the sepals; stamens 20; pistils numerous; style slender, sub-apical.
Achene smooth, greenish, 1.3 mm. long.