Has germicide, antipyretic and antiseptic properties. Has been used to treat sore throat and hepatitis. It also clears internal heat. Considered a woman's herb, a tonic is made to balance menstrual and menopausal problems. Also said to stimulate and improve memory of dreams and is often used in dream pillows.
Leaves are toxic.
A great salad green as well as a medicinal herb. Long used by Chinese to stop wounds from bleeding. Much used in oriental dishes as a salad and cooking green.