Distribution: Occurring east of the Cascades crest from central Washington south; central Washington to California, east to Nevada.
Habitat: Moist meadows and stream banks to open slopes at middle to high elevations.
Flowers: June-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Threatened in Washington (WANHP)
Pollination: Bumblebees, bees, flies, butterflies, beetles, moths, wasps
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.
PNW Herbaria: Specimen records of Potentilla breweri in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Potentilla breweri checklist entry
OregonFlora: Potentilla breweri information
E-Flora BC: Potentilla breweri atlas page
CalPhotos: Potentilla breweri photos