Berberis setosa is a shrub in the Berberidaceae described as a species in 1908. It is endemic to China, known from the provinces of Sichuan and Yunnan.Flora of China, Vol. 19 Page 776 刺齿十大功劳 ci chi shi da gong lao Mahonia setosa Gagnepain
Taxonomy Berberis setosa was initially scientifically described and named Mahonia setosa by François Gagnepain.Gagnepain, François. 1908. Bulletin de la Société Botanique de France 55: 86–87 descriptions in Latin, commentary in French A paper published by Joseph Edward Laferrière in 1997 summarized the arguments for Mahonia being more properly classified as a synonym of Berberis renaming it Berberis setosa. As of 2023 this is the most common classification by botanists.
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