Bosphorus plants are distributed from the northeast to the southwest in my country. Its wild germplasm resources are distributed in Shandong, Hebei, Henan, Shaanxi, Hubei, Hunan, Jiangsu, Anhui, Jiangxi, Zhejiang, Guangxi, Sichuan and other provinces and autonomous regions; they mostly grow in moist places such as fields, ditches, and river beaches. Wild tamarind can grow in different types of soils, such as loam, clay, sandy soil, and sandy loam, with loam being the most common. The dominance degree in the community also varies. It is widely distributed in loam soil, but often cannot form dominant species, and most of them are associated or scattered species. In sandy soil or clay, dominant species can often be formed. During the investigation and collection of wild bullengrass resources in the middle and upper reaches of the Yangtze River, it was found that bullwhip is often combined with bermudagrass (Cynodon.dactylon.L.), Eremochloa.ophiuroides.L., Paspalum. distichum.L.) and other warm-season grass species. Corinthium obsidian prefers a warm and humid climate and remains green all year round in tropical and subtropical areas. It has strong adaptability and stress resistance. Some resources can also be used as excellent soil and water conservation plants.