Berberis nervosa |
Berberis vulgaris |
|
---|---|---|
common barberry, European barberry |
||
Habit | Low, evergreen shrubs generally 0.1-0.3 m, occasionally taller; glabrous, brown to yellow-brown bark. | Deciduous, upright shrub to 4 m. tall, the stems with 3-pointed spines at the nodes. |
Leaves | in whorls, obcordate to oblanceolate, with numerous fine, sharp teeth. |
|
Flowers | Inflorescence of bracteate, pendant racemes; perianth of 5 alternating whorls of 3 members each; outer 3 greenish-yellow, 2-3 mm. long (bracts); next 6 bright yellow, 6-8 mm. long (sepals); inner 6 bright yellow, slightly shorter, bi-lobed, oblong (petals); stamens 6, opposite the petals; style none, stigma sessile. |
|
Fruits | Berry scarlet, ellipsoid. |
|
Leaves | Leaves alternate, pinnately-compound, leathery; leaflets 9-21, glossy to somewhat dull and glaucous, lance-ovate to ovate, 3-8 cm long and 1-5 cm broad, 4-6 veins from base, somewhat dull and glaucous, 6-13 spine-tipped teeth. |
|
Flowers | Inflorescences dense racemes, 6-17 cm long with 30-70 flowers; bracts 3, greenish-yellow, 2-3 mm long; sepals 6, yellow, 6-8 mm long; petals 6, yellow, bi-lobed; stamens 6, opposite of petals; pair of lateral teeth absent from filaments; style none, stigma sessile. |
|
Fruits | Berries blue, glaucous, juicy, solid, oblong-ovoid to globose, 8-11 mm. |
|
Berberis nervosa |
Berberis vulgaris |
|
Flowering time | April-May | April-June |
Habitat | Generally in light woodland and forest edge. | Dry waste ground, forest understory, and other disturbed sites. |
Distribution | Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to western Montana.
|
Occurring east of the Cascades crest in Washington; British Columbia to Washington, east to Idaho and Montana; also occurring in central and northeastern North America.
|
Origin | Native | Introduced from Europe |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |
|
|