Vitis vinifera L. is a tall entwined vine belonging to the grape family, with young stems that are bald or slightly hairy; The leaves are paper, round oval or circular in shape; The inflorescence is large and long; The calyx is very small, with a yellow green cup-shaped shape; The style is short and conical in shape; Berries are oval to oval in shape, and when ripe, they are purple black or red with a bluish tint; The flowering period is in June; The fruiting period is from September to October. Li Shizhen said in the "Compendium of Materia Medica": Grapes, also known as "Pu Tao" in the Book of Han, can be used to make wine. When people drink them, they become intoxicated and become intoxicated, hence their name.