Abstract: To gain a clear idea of classification and distribution of Fagaceae in Shaanxi province, a lot of field investigations and indoor studies on the specimens have been accomplished.Some new taxa were reported including three new varieties, Quercus aliena Bl. var. taibaiensis W. H. Zhang, Quercus aliena Bl. var. shaanxiensis W. H. Zhang, Quercus glandulifera Bl. var. stellatopilosa W. H. Zhang;two new combinations, Cyclobalanopsis fargesii (Franch.)W. H. Zhang, Cyclobalanopsis hypargyrae (Seem.)W. H. Zhang and three new distribution records in Shaanxi province, Lithocarpus polystachyus Rehd. Quercus griffithii Hook f. et Thoms, Quercus monnula Y. C. Hsu et H. W. Jen.And the name confusion of Q.glanduliferaBl.was clarified.

Key words: Shaanxi, Fagaceae, new variety, new combination, new distribution record