Zanthoxylum bungeanum Maxim. Zanthoxylum bungeanum is a small deciduous tree belonging to the family Rutaceae, with a height of up to 7 meters.Spines on stem, branches with short spines, current branchlets pubescent.The blade axis often has very narrow blades;Lobules opposite, ovate, elliptic, thinly lanceolate, margin with lobed teeth, interdentate with oil spots.Leaf back pilose, leaf back dry with reddish - brown markings.Inflorescence terminal or at the end of lateral branches, perianth leaf yellowish green, roughly the same shape and size;Style diagonals obliquely.Fruit purplish red, scattered with slightly raised oil spots, flowering april-May, fruity August-September or October.The peels can be used as flavoring, aromatic oil, medicine, edible seeds, and soap.