Taxithelium kerianum(Broth.)Broth.(Pylaisiadelphaceae,Bryophyta)from Guangxi was found and firstly recorded in China.Morphological descriptions and illustrations of T.kerianum were provided.Key to the species of Taxithelium was given and differences between T.kerianum and other species of the genus Taxithelium distributed in China were discussed.As a typical tropic mosses,T.kerianum mainly distributes in South Asia and its nearby areas.