Abstract: During the fourth general survey of traditional Chinese medicine resources,through collecting and sorting out field samples,the general survey team of traditional Chinese medicine resources of Shitai,Anhui Province,discovered a newly-recorded genus of Orchidaceae-Oreorchis,four newly-recorded species-Calanthe tsoongiana,Calanthegracilifloraf.jiangxiensisOreorchis fargesiiandLiparisnervosain Anhui Province. The discovery of these new distribution groups provided a basis for the protection and utilization of orchids and the study on the diversity of orchids in Anhui Province. Certificate specimens were deposited in the ACM.

Key words: Guniujiang；Orchidaceae, new record；resources investigation；Anhui province