Flemingia vestita

Flemingia vestita, famously known as sohphlang, is a nitrogen fixing herb with characteristic tuberous root, belonging to the genus Flemingia. The root is edible and is a common vegetable in some Asian tribal communities. In addition, it has been traditionally used as an anthelmintic, the basis of which is scientifically validated. It is found as a wild herb along the mountain slopes of Himalayas. It is distributed in Sichuan and Yunnan provinces of China, Nepal and Khasi hills, Jaintia Hills of Meghalaya in Northeast India. It is also sparsely found in Laos, Philippines and Vietnam....read more on Wikipedia.