A Buddhist grass, also known as rat grass, swallow flowers, Jiangsu southern area called "cotton head", "cold food dishes", the whole plant has white wool, folk medicine called "Chasing Bone", is a herb of Asteraceae plant. Folks in Jiangsu and Zhejiang provinces often pick and tender young shoots before and after Qingming, and knead them into rice flour to make a cake group.
Ching Ming is a tender seedling of Gnaphalium affine D.Den., also known as Rattus edulis and Tian Ai. Picking before the Ching Ming Festival. Qingming vegetable contains 85 grams of moisture per 100 grams of stems and leaves, 3.1 grams of protein, 0.6 grams of fat, 7 grams of carbohydrates, 2.18 milligrams of calcium, 66 milligrams of phosphorus, 7.4 milligrams of iron, 2.19 milligrams of carotene, and 20.20 milligrams of vitamin B. Acid 1.4 mg, vitamin C28 mg, also contains volatile oil, alkaloids and so on.
Qingming vegetable contains lipids, volatile oil, a lot of carotene and a small amount of B vitamins, ratulachin, potassium nitrate, potassium chloride and so on. Have cough and asthma, lower blood pressure effect. Can expand the local blood vessels, can be used to treat non-infectious ulcers and trauma, oral administration for chronic bronchitis, wheezing cough, ulcer disease, rheumatism, etc., and can be used to treat high blood pressure.