3 species
Show only taxa with photos
Order by:
Scientific name
Common name
Display as:
Mahonia aquifoliumholly-leaf Oregon-grape, shining Oregongrape, tall Oregongrape
Distribution: Widely distributed throughout Washington; southern British Columbia south to Northern California, east to northern Idaho and western Montana.
Habitat: Sagebrush slopes and open woods.
Origin: Native
Flowers: March-May
Mahonia nervosaCascade Oregon-grape, dull Oregongrape
Distribution: Occurring on both sides of the Cascades crest in Washington; southern British Columbia to California, also in northern Idaho.
Habitat: Open woods, sea level to moderate elevations in the mountains.
Origin: Native
Flowers: March-June
Mahonia repenscreeping Oregon-grape
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia south to California, east to the Rocky Mountains.
Habitat: Foothills to open forested slopes.
Origin: Native
Flowers: April-June