Distribution: Widely distributed throughout the mountain regions of Washington; east to Idaho, south to California and Nevada.
Habitat: Moist or sometimes dry open slopes and drier meadows in subalpine and alpine areas.
Conservation Status: Not of concern
Glabrous perennial from a taproot, the stems 2-6 dm. high, often scapose.
Leaves mostly basal, ternate-pinnately compound, the leaflets toothed or cleft, up to 3 cm. long; cauline leaves occasionally 1-2, much reduced.
Flowers white or sometimes pinkish, small; umbels 1-3, compound, the rays 7-14, 2-3.5 cm. long; involucre and involucel wanting; styles 2, short, the bases low-conic.
Fruit elliptic-oblong, 4-6 mm. long, the ribs narrowly winged.