ABSTRACT
This herb is the dried rhizome of the common reed Phragmites communis Trin. of the family Graminea. It is grown in all parts of China, collected in the spring, summer, or autumn, cleaned after the side roots are removed, dried, and cut into sections (Jiang Su New Medical College, 1977). https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780203050040/86743b54-459f-4502-a9f1-33f21b13726a/content/figpg493_001_B.jpg" xmlns:xlink="https://www.w3.org/1999/xlink"/>
