Producing area: Growing in the swamp and wet soil beside river or lake. Origin from Hulunbuir of the Inner Mongolia and Daxinganling Area of Heilongjiang Province. It can be cultivated.

Chemical ingredient: The whole plant contains salicarin, tannin (with the content of1. 3%~12. 2%), choline and ellagic acid etc.

Package type: Vacuum plastic bags, 2. 5kg/bags, 10kg/carton, 20kg/carton, 25kg/carton.