Common names: Subalpine Spirea, Rose Meadowsweet

There are two varieties (USDA),
var. rosea: only found in Idaho
var. splendens: found on west coast of NA

(syn: S. densiflora) with 2 varietes:
var. densiflora: mostly found in Cascade Mtns (wet).
var. splendens: common in s Ore and Cal, n to ne Ore, c Ida and n Mont (dry).

west-side Central Cascades
meadow
Mt. Sawyer
Elevation: 1662 m (5451 ft)