Abstract: At the present paper Fagaceae from Tibet was revised. 32 species, 2 varieties of Fagaceae are reported, in which Lithocarpus pseduoxizangensis Z.K.Zhou et H. Sun was first described, and one species Quercus semiserrata Roxb. was first record to China and four species Castanopsis rockii A.Camus, Lithocarpus pechyphyllus (Kurz) Rehd, L.grandghlius (D. Don) S.N. Biswas and Q. fleuryi Hick, et A.Camus were first reported in Tibet.

Key words: Fagaceae