Oreocharis wenxianensis (Gesneriaceae), a New Species from Gansu Province, China

Oreocharis wenxianensis X.J. Liu & X.G. Sun sp. nova (Gesneriaceae) is described and illustrated from Baishuijiang National Nature Reserve, Gansu Province, China. It is morphologically similar to O. concava, O. convexa and O. flavovirens, but differs from all of these by its unbranched cymes, 2-flowered inflorescences, long abaxial stamens, big anthers, 1 stigma, obovate-oblong leaf blade and pinnatilobate to pinnatisect leaf margin.