Under this project, mainly two parts related to my Master work: 1) Taxonomic revision of Elaeagus L. (Elaeagnaceae) in China Combined knowledges from field observations and comprehensive study on more than 7000 specimens from 20 herbaria, I have recognised of 36 species, one subspecies and five varieties in mainland China. 13 species names and three variety names are regarded as new synonyms. See more details in Sun et al. (2010)