三棱

NamingSan Leng (Rhizoma Sparganii)——Ben Cao Shi Yi (A Supplement to the Compendium of Materia Medica)The Processing of Rhizoma SparganiiOriginThe dry tuber of perennial herbaceous plant Sparganium stoloniferum Buch.-Ham. of family Sparganiaceae.LocationJiangsu and Henan provinces in China.HarvestCol