Species
Berberis aquifolium (Oregon grape)
Berberis aquifolium. Photo: (c) Adam C. Bad Wound, some rights reserved (CC BY-NC-SA)
Mahonia aquifolium (Oregon-grape or Oregon grape) is a species of flowering plant in the family Berberidaceae, native to western North America. It is an evergreen shrub growing to 1 m (3 ft) tall by 1.5 m (5 ft) wide, with pinnate leaves consisting of spiny leaflets, and dense clusters of yellow flowers in early spring, followed by dark bluish-black berries.
Sightings
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