a new species of Celastraceae from Fujian Reappraisal of Microtropis macrocarpa C.Y. Cheng & T.C. Kao (Celastraceae), a critically endangered species endemic to Yunnan, China New Taxa of the Chinese Celastraceae (1) Study on triterpenes of Microtropis triflora A New Species of the Genus Microtropis (Celastraceae) from SE Yunnan, China