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Berberis -
by Gerry Moore
Not peer reviewed
Last modified: 06/15/2006
Nomenclature
Berberis L., Sp. Pl. 330. 1753. Gen. Pl. 153. 1754. LECTOTYPE: Berberis vulgaris L. designated by Britton & Brown (1913).
Key to the species of Berberis
1. Leaves evergreen...Berberis julianae
1. Leaves deciduous...2
2. Leaf margins spinulose-toothed; leaves 1.5-9 cm; twigs gray;
thorns often with 2 side branches as long as the center spine; flowers
racemose...Berberis vulgaris
2. Leaf
margins smooth; leaves 1-4 cm; twigs brown; thorns often solitary, or with 2
small side branches; flowers in small clusters or solitary...Berberis thunbergii
List of Berberis Species
- Berberis ×ottawensis (B. thunbergii × B. vulgaris)
- Berberis julianae
- Berberis thunbergii
- Berberis vulgaris