Origin: growing in mountainous region, wilderness, field, road side, brushwood, swamp in Hulunbuir in Inner Mongolia and Mohe, Tahe, Jiagedaqi in DaXingAnLing in Heilongjiang province.

Can be cultivated.

Chemical ingredient : the whole plant contains( leonurine, C13H21O5N3) about 0. 01%~0. 04%, ramification of carbamidine, can shrink womb, containing (cdachyrine, C7H13O2N), (leonuridine, C6H12O3N2).

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