Based on specimen collection and identification as well as studies of many other specimens in several major herbaria of China,this paper firstly reported the species Astragalus koburensis Bunge in domestic literature.The previous mistake which identify A.koburensis Bunge with A.galactites Pall.has been corrected.And a species A.ningxiaensis Podlech et L.R.Xu,was reduced to a new synonym of A.koburensis Bunge.Distribution range and eco-geographical characteristics of A.koburensis Bunge in China have also been discussed in this paper.