1、 Differences on the trunk

The trunk height of Populus euphratica is 10 to 15 meters and the diameter can reach 1.5 meters. The trunk is relatively upright, the wood is relatively thin and soft, the appearance color of the bark is light grayish brown, the small branches are relatively thin and smooth, and the top is slightly covered with small fluff

The trunk of Pinus sylvestris var. mongolica is on the high side, with a height of about 15 to 25 meters, up to 30 meters. The bark on the top is light in color, yellow or yellowish brown, and the color on the bottom is dark, grayish brown or dark brown. The crown shape is oval or conical

2、 Difference on blade

The leaves of Populus euphratica have a variety of shapes, including oval, oval lanceolate and triangular oval. The length is about 25 cm, the width is about 3 cm, and the petiole is about 1 to 3 cm long, which is relatively smooth

The leaf length of Pinus sylvestris var. mongolica is about 4 to 9 cm, and a few can reach 12 cm. There are fine serrations at the edge