Mahonia aquifolium
(Pursh) Nutt.NOT EVALUATEDPublished in Nutt. (1818). In: Gen. N. Amer. Pl. 1: 212.
Berberis aquifolium, the Oregon grape or holly-leaved barberry, is a North American species of flowering plant in the family Berberidaceae. It is an evergreen shrub growing up to 3 metres (10 ft) tall and 1.5 m (5 ft) wide. It has pinnate leaves consisting of spiny leaflets, exhibiting dense clusters of yellow flowers in early spring, followed by dark bluish-black berries.
