''Berberis gagnepainii'', or Gagnepain's barberry, is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Berberidaceae The Berberidaceae are a family (biology), family of 18 genera of flowering plants commonly called the barberry family. This family is in the order (biology), order Ranunculales. The family contains about 700 known species, of which the majority ...

, first described in 1908. It is endemic to

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

, known from

Guizhou ) , image_skyline = , image_caption = , image_map = Guizhou in China (+all claims hatched).svg , mapsize = 275px , map_alt = Map showing the location of Guizhou Province , map_caption = Map s ...

Hubei Hubei is a province of China, province in Central China. It has the List of Chinese provincial-level divisions by GDP, seventh-largest economy among Chinese provinces, the second-largest within Central China, and the third-largest among inland ...

Sichuan Sichuan is a province in Southwestern China, occupying the Sichuan Basin and Tibetan Plateau—between the Jinsha River to the west, the Daba Mountains to the north, and the Yunnan–Guizhou Plateau to the south. Its capital city is Cheng ...

, and

Yunnan Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...

Provinces.Flora of China, Vol. 19 Page 737 湖北小檗 hu bei xiao bo ''Berberis gagnepainii''
/ref> ''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 ''Glaucous'' (, ) is used to describe the pale grey or bluish-green appearance of the surfaces of some plants, as well as in the names of birds, such as the glaucous gull (''Larus hyperboreus''), glaucous-winged gull (''Larus glaucescens''), ...

(waxy), dark blue-black and oblong. Its habitats include montane thickets as well as forest margins and understories. Its name is dedicated to

François Gagnepain François Gagnepain (23 September 1866 – 25 January 1952) was a French botanist. The standard botanical author abbreviation Gagnep. is applied to plants described by Gagnepain. With Achille Eugène Finet, he named a number of species with ...

Gallery

Berberis gagnepainii 2016-05-17 0294.jpg, Leaves (''Berberis gagnepainii'') Berberis gagnepainii 2016-05-17 0296.jpg, Leaf (''Berberis gagnepainii'') Berberis gagnepainii 2016-05-17 0304.jpg, ''Berberis gagnepainii''

References

{{Taxonbar, from=Q1491122 gagnepainii Flora of China Plants described in 1908