Note:  Do not rely on this information. It is very old.

Berberideae

Berberideae, the natural order of dicotyledonous plants to which the barberry belongs. There are 12 genera and over 100 species in the order, which is absent from Africa; and Australasia. They are shrubs or herbaceous perennials with scattered leaves, generally compound and spinous; sepals, petals, and stamens generally equal in number; stamens opposite the petals and dehiscing by valves, and fruit of one carpel, either dry or succulent. Bitter astringent properties prevail throughout the group.