Dasiphora davurica (Nestl.) Komarov

Potentilla glabrata (Xehm.) Rydberg
Potentilla Nuttallii glabra la Iyehm. Rev, Potent. 89. 1856.
Perennial, with a short cespitose caudex ; stems slender, 4-6 dm. high ; basal leaves digitately 7-foliolate ; petioles slender, sparingly strigose, 8-15 cm. long; leaflets 2-5 cm. long, oblanceolate or obovate-oblanceolate, glabrous except the veins beneath, cuttoothed about halfway to the midrib, with lanceolate teeth ; stem-leaves similar but smaller and shortpetioled, the uppermost 3-foliolate ; inflorescence open ; hypanthium strigose, in fruit 7-8 mm. wide ; bractlets linear or linear-lanceolate, 3-4 mm. long ; sepals ovate, acuminate, 5-7 mm. long; petals obcordate, slightly exceeding the sepals; stamens about 20; pistils many ; styles filiform.
Type locality : Oregon.
Distribution : Oregon and Washington to western Wyoming.