Abstract: This paper represents new discoveries of the genus Hippophae L, including two new sections: i. e. Sect. I. Hippophae and Sect. II. Gyantsenses Lian, a new rank species H. gyantsensis (Rousi) Lian, as well as a new record of H. rhamnoides L. subsp. turkestanica Rousi in Gansu. Besides, a key to the sections and species is provided and an account of the new classification scheme on the genus is given.

Key words: Hippophae, Sect.Hippopae, Gyantsenses Lian, H.gyantsensis(Rousi)Lian, H.rhamnoides L.turkestanica Rousi.