Populus pruinosa Schrenk is a small tree in the family Salicaceae, belonging to the genus Populus, with a height of up to 20 meters. Crown development; The bark is light grayish yellow; Cute branches densely covered with gray short hairs; The small branches have gray short hairs. Cute branches and leaves elliptical in shape, covered in gray hairs on both sides; Short branches and leaves kidney shaped, with sparse teeth on the entire edge or tip, gray blue on both sides, densely covered with short hairs; The petiole is slightly flattened on the side. The fruit stalk, stem, and capsule are all densely covered with short hairs. The capsule is oval in shape, blooms in May, and bears fruit from July to August.