Berberis gagnepainii, or Gagnepain's barberry, is a species of flowering plant in the family Berberidaceae, first described in 1908.[1] It is endemic to China, known from Guizhou, Hubei, Sichuan, and Yunnan Provinces.[2]
Berberis gagnepainii is a shrub up to 2 m tall. The leaves are evergreen, simple, lanceolate to elliptical, toothed, the teeth tipped with short spines. The leaves and flowers are borne on short shoots in the axils of 3-parted spines. The inflorescence is a fascicle of 2-15 yellow flowers. The berries are glaucous (waxy), dark blue-black and oblong.[3] [2] Its habitats include montane thickets as well as forest margins and understories.[4]
Its name is dedicated to François Gagnepain.
. Stace, C. A.. 2010. New Flora of the British Isles. Third. Cambridge University Press. Cambridge, U.K.. 9780521707725.