in Xinjiang area and the other infomation concerned
the auther believes by sortiong out that there are 11 species of Melandrium in Xinjiang. Among them1 species is the new distribution in China--M. tenellum Tolm. 1 species is the new distribution in Xin-jiang--M. noctiflorum (L.) Fries. The characteristics of eco-geographical distribution of the plants Melandrium in Xinjiang
are alsodescribed in this peper. The floral geographical elements of the plants of Melandrium in Xinjiang aremainly composed of the elements of steppe and mountainous region of Central-Asia.