Aisheng is in wasteland and forest margin; cultivated. Distributed in North China, East China, Southwest, Shaanxi, Gansu and other places.  

Alisma is used for poor urination, swelling and swelling, diarrhea, oliguria, dizziness of phlegm, hot shower astringent pain, hyperlipidemia  

It is often used for insufficient kidney yang, deficiency of essence and blood, weak waist and knee atrophy, impotence smoothness, dry intestines and constipation  

Cure lumbar spine pain, weak feet and knees, excessive urination, wet itching under the vagina, fetal leakage, restless fetal movement, high blood pressure  

It is commonly used for blood deficiency and chlorosis, dizziness, palpitations, irregular menstruation, amenorrhea, dysmenorrhea, deficiency-cold abdominal pain, rheumatic arthralgia, fall flutter injury, carbuncle sore, intestinal dryness and constipation. Jiu Danggui Huoxue Tongjing