Forty-four varieties of Barberry have documented use in herbal medicine: Berberis aggregata - Salmon Barberry, Berberis amurensis, Berberis angulosa, Berberis aristata - Chitra, Berberis asiatica, Berberis buxifolia - Magellan Barberry, Berberis calliantha, Berberis canadensis - Allegheny Barberry, Berberis capillaris, Berberis concinna, Berberis cooperi, Berberis darwinii - Darwin's Barberry, Berberis empetrifolia, Berberis everstiana, Berberis fendleri - Colorado Barberry, Berberis flexuosa, Berberis gagnepainii, Berberis acuminata, Berberis georgii, Berberis heterophylla, Berberis chengii, Berberis chinensis, Berberis chitria, Berberis jaeschkeana, Berberis koreana - Korean Barberry, Berberis lycium, Berberis parisepala, Berberis rariflora, Berberis rubrostilla, Berberis ruscifolia, Berberis sherriffii, Berberis sibirica, Berberis sieboldii, Berberis sikkimensis, Berberis soulieana, Berberis thunbergii - Japanese Barberry, Berberis tomentosa, Berberis ulcina, Berberis verruculosa, Berberis vulgaris, Berberis wallichiana, Berberis wilsoniae, Berberis x carminea, Berberis x lologensis, Berberis x stenophylla