The poncho grass, also called water poncho, gray poncho, sand poncho, poncho grass and dry poncho, because of its shape resembles a shaking poncho, so it is also called shaking poncho grass. It is the most ordinary, the most common, the most unattractive kind of weed in the northwest. Whether in the endless desert Gobi, or in the arid and barren saline beach, whether in the mountain valley, or in the field, everywhere you can see its luxuriant figure, with tenacious vitality.

Puffy grass, white-stemmed saltbush (scientific name: Halogeton arachnoideus) is a plant of the genus Saltbush in the family Amaranthaceae. Distributed in Mongolia, Central Asia and mainland China in Gansu, Shaanxi, Inner Mongolia, Xinjiang, Qinghai, Ningxia, Shanxi and other places, grows at an altitude of 450 meters to 3,200 meters above sea level, mostly grows in the sandy land, arid slopes and river banks, has not yet been introduced by artificial cultivation,