Berberis
L.
Oregon Grape; Mahonia
Shrubs with yellowish wood; leaves simple or compound, margins spiny;
flowers yellow in racemes; sepals 6, petal-like, subtended by 3 bracts; petals
6; fruit a berry.
Berberis
aquifolium Pursh
Shining Oregongrape
Shrub 1-3 m tall; leaves 1-2.5 dm long; leaflets 5-9, 3-8 cm long by 2-5
cm broad, glossy, pale beneath, 8-10 spiny teeth along each side; racemes
clustered below the level of the mid-leaf; berries blue, ovoid; rocky places,
common in the lowlands.
