Berberis can be deciduous or evergreen shrubs with spiny shoots bearing simple, often spine-toothed leaves, and small yellow or orange flowers in axillary clusters or racemes, followed by small berries
B. × stenophylla is a medium-sized, spiny evergreen shrub to 3m, compact in habit, with narrow rigid leaves and clusters of rich yellow scented flowers along the arching branches. Berries blue-black