Apocynum Venetum is a very good chinese health care herb (scientific name: a. venetum l.), nickname kenaf, flower tea, Philippine
etc, erect subshrub, 1.5 3 meters high,
generally about 2 meters high, up to 4 meters, growth in the Banks of the river, valley, slope sand texture, huaihe river and
north of the kunlun mountains in China provinces (autonomous regions) have distribution of apocynum, have the functions,
step-down, strong heart, diuresis.Treat heart disease, and so on.