Abstract: Ten species of the genus Heterochaete Pat. collected from Yunnan area of China are re-ported in this paper. Among them, Heterochaete simaoensis Hu et J. Z. Li sp. nov. is new to sci-ence, H. cretacea Pat., H. sanctae-catharinae Moller and H. shearii (Burt) Burt are new records to China. A key of all taxa has been provided. All the specimens cited above are deposited in the Mycological Herbarium of Hunan Normal University, Changsha (MHHNU), except a few of H. discolor Fetch and H. sinensis Teng in the Mycological Herbarium of Institute of Microbiology, Academia Sinica, Beijing (HMAS). The new species is closed to H. delicata Pat. In certain ways, but the spores and the basidia are smaller, the pegs are slenderer and the fructifications are thinner.

Key words: Heterochaete