origin: growing in swamp ,pond, ditch,river,and estuary in Hulunbuir in Inner Mongolia and Tahe in DaXingAnLing in Heilongjiang province.
Chemical ingredient : leaves contain (rutin),peltatoside, -vicianosyl-3-quercetin).the whole plant and flowder contain trace level alkaloid,root contain a little alkaloid.
Package type: Vacuum plastic bags,2.5kg/bags,10kg/carton,20kg/carton,
25kg/carton. (info at snowlotusbiotech dot com)