Abstract: An analysis of the seed plant genera shows that the flora had a diverse geographical element, with an overwhelming number of temperate element accounting for 57%, it is indicats seed flora of Xinjiang is an integral part of Angala Flora. Local elements oringined from traces of Tethys occupy an important position accounting for 32.6%, Tropics element accounts for 6.7% and Cathaysian element accounts for 3.8%. This phenomenon is the result of the broad latitueles, diversified habitats and change of geological history.

Key words: Seed flora, Genus, Geographica element, Xiniang