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叉分蓼(Polygonum divaricatum L.)系多年生旱中生草本,分布于山地草原、草甸及沙地,是沙地先锋植物,沙生植被的建群种。我们于1982年从内蒙古东北部哲盟奈曼旗采集了野生叉分蓼种子在巴盟乌拉特中旗种植,进行人工栽培,其第二代种子的植物从1984到1989生活期已有六年,在此期间除播种当年,一直保持着旺盛的生命力和可观的鲜草产量,而且它的再生能力也很强,
Polygonum divaricatum (L.) is a perennial herbaceous perennial, distributed in mountain grassland, meadow and sandy land, is the pioneer of sandy land, sandy plantations built-species. In 1982, we collected the wild Fagus orientalis seeds in the Wulatezhong Banner, Bameng, from 1982 in the Neimenggu Tribe, and cultivated them for artificial cultivation. The plants of the second-generation seeds have lived in the six-year period from 1984 to 1989 During this period except for the year of sowing, it has maintained a strong vitality and considerable yield of fresh grass, and its regenerative ability is also very strong.