Distribution: Occurring west of the Cascades crest in Washington; Alaska to Oregon, east to Idaho and Montana.
Habitat: Moist areas and wetlands from the coast to moderate elevations in the mountains.
Flowers: May-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees
[none provided]
PNW Herbaria: Specimen records of Kalmia microphylla var. occidentalis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Kalmia microphylla var. occidentalis checklist entry.
OregonFlora: Kalmia microphylla var. occidentalis information.
E-Flora BC: Kalmia microphylla var. occidentalis atlas page.
CalPhotos: Kalmia microphylla var. occidentalis photos.
USDA Plants: Kalmia microphylla var. occidentalis information.