Five new geographical distributed species of Oberonia Lindl.in China,i.e.Oberonia falconeri,O.japonica,O.caulescens,O.menglaensis and O.langbianensis,are recorded.O.falconeri and O.japonica are found in Guangxi,O.caulescens and O.menglaensis in Hainan,and O.langbianensis in Xizang.The voucher specimens are deposited in the herbarium of the South China Botanical Garden,Chinese Academy of Sciences,Guangzhou (IBSC) and the herbarium of Guangxi Institute of Botany,Chinese Academy of Sciences (IBK).