This paper introduces several common wild vegetables: Portulaca oleracea L., also known as Herba Equiseti, Herba Equiseti, and Radix Polygoni Multiflori, which are generally reddish brown with thick leaves like an inverted oval. It contains protein methionine, riboflavin, ascorbic acid and other nutrients. Because it contains a lot of acid substances, it will feel a little sour when eating. The medicinal functions of Herba Ardisiae are clearing away heat and toxic materials, cooling blood and stopping bleeding, reducing blood sugar concentration and keeping blood sugar constant, which has a certain effect on diabetes. There are many ways to eat it, such as fried food, cold salad and stuffing. Such as garlic mixed with horsetails, scrambled eggs with horsetails, stuffed buns with horsetails, horsetails porridge, etc. Shepherd's purse is on the edge of the field, and you can often see scattered shepherd's purse flowers. Its dietotherapy function is to cool blood, stop bleeding, tonify deficiency, strengthen spleen, clear heat and promote diuresis. Pick some tender leaves or overwintering buds of shepherd's purse in spring. After blanching, they can be cold-mixed, dipped in sauce, made into soup and fried. Shepherd's purse dumplings and wonton are indispensable delicacies on the spring table, and they can also be made into delicious shepherd's purse porridge. The mother-in-law is also called dandelion. Its pollen contains vitamins and linoleic acid, while its branches and leaves contain choline, amino acids and trace elements. The function of a woman-in-law is to clear away heat and toxic materials, reduce swelling, induce diuresis, have antibacterial effect, stimulate the immune function of the body, and achieve the functions of benefiting gallbladder and protecting liver. After cooking, the mother-in-law can eat raw, stir-fry or make soup, and can mix jellyfish skin and stir-fry shredded pork; It can also be mixed with green tea, licorice, honey, etc. to make a cup of green tea that can clear away heat and toxic materials and reduce swelling. Sonchus oleraceus, also known as sonchus oleraceus, has yellow-white stems; The leaves are round and lanceolate, with green surface and gray-green back; The flowers are bright yellow. Bitter vegetables are rich in potassium, calcium, magnesium, phosphorus, sodium, iron and other elements, which can clear away heat, reduce swelling, remove stasis and detoxify, cool blood and stop bleeding. Bitter weeds have inhibitory effects on acute lymphoblastic leukemia, acute and chronic myeloid leukemia. The tender leaves of bitter vegetables can be eaten, and they are slightly bitter when eaten raw. When cooked with boiling water, the bitterness can be removed. Bitter vegetables can be fried meat, made into soup, or made into small tofu with some soybean powder, or dipped in noodle sauce after scalding in boiling water. Or make sesame sauce mixed with bitter vegetables, bitter vegetable porridge and so on. Pteridium aquilinum, also known as Pteridium aquilinum, is common in wild vegetables. Pteridium aquilinum has the functions of clearing away heat, smoothing intestines, reducing qi and resolving phlegm, and inducing diuresis to soothe the nerves. Pteridium aquilinum tastes fresh and smooth, and is known as the "king of mountain vegetables". There are many ways to eat bracken, such as frying, burning, simmering and stewing. In modern recipes, the famous dishes cooked with bracken include bracken with wood beard, bracken with dried rice, bracken fried with meat, bracken with crispy skin and so on. These dishes are favored by diners because of their rosy color, soft texture and strong fragrance. When bracken leaves are curly, it means that they are fresh and tender, and when they get old, the leaves will stretch out. Platycodon grandiflorum, also known as leafy vegetables and monk's hat, can produce small blue flowers at its branches. We usually eat platycodon grandiflorum root, which has expectorant, antitussive, analgesic, antipyretic, sedative, hypoglycemic, anti-inflammatory, anti-ulcer, anti-tumor and bacteriostatic effects. Water celery is also called water celery and river celery. Oenanthe javanica is a perennial herb, which grows in marshland or wetland, and its tender stems and petioles are used as vegetables. Oenanthe javanica is rich in vitamins and inorganic salts, among which calcium, phosphorus and iron are high. It has the functions of cleaning human blood, lowering human blood pressure and blood lipid, and is a high-grade pollution-free herbal vegetable that is both edible and medicinal. Oenanthe javanica grows in low-lying paddy fields and basically does not need pest control, so it belongs to pure natural pollution-free green vegetables. Oenanthe javanica has a long growth period, and can be harvested at any time in autumn, winter and spring. It can be eaten cold, fried with other meat dishes, or cooked with dried seaweed, shredded pork with Oenanthe javanica, mutton dumplings with Oenanthe javanica and peanuts. Osmunda japonica Thunb. is rich in protein, vitamins, trace elements such as potassium, calcium and phosphorus, and also contains rare components such as desquamate-promoting steroid and tannin. It has anticancer, heat-clearing and weight-reducing effects, and has obvious inhibitory effects on influenza and Japanese encephalitis. It is one of the main wild vegetable varieties exported from China to collect thick and tender green young leaves in spring, fry them in boiling water, rub dried Osmunda japonica or pickle them. The tender thorn bud, also known as the thorn dragon bud, contains protein, fat, carbohydrates, minerals and vitamins. The tender buds can be used for cooking and soup, and can also be pickled and processed into cans. They are rich in nutrition, delicious and unique in flavor, and have the functions of invigorating qi, promoting blood circulation, promoting diuresis, relieving pain and tonifying kidney. Aralia elata Seem is a small deciduous tree with prickles on its trunk and branches. The leaves are 2-3 odd pinnate compound leaves, the umbel is terminal, yellowish white, and the fruit is spherical and black. Scientific name: Aralia elata, commonly known as Aralia elata, Aralia elata and Bawangcai. In China, it is mainly distributed in Northeast China. Born on the edge of coniferous or mixed coniferous and broad-leaved forests, along ditches, in burned areas, etc. Bark and roots can be used as medicine. Buds are sprouted at the tip of trees in late April and early May in spring, and collected when they grow to 5-15 cm, and then the buds are artificially wrapped. Ingredients: Aralia elata has high medicinal value, and the total saponin content of the plant is 20.40%, which is 2.5 times that of ginseng. It has exciting and strong effects on human body, and has good curative effects on acute and chronic inflammation and various neurasthenia. Chinese medicine believes that Aralia elata has the functions of invigorating qi, calming nerves, strengthening essence and nourishing kidney. The tender shoots contain protein, fat, carbohydrates, minerals and vitamins. The tender buds can be used for cooking, soup, and pickling, with rich nutrition, delicious taste and unique flavor. Other uses: it is beneficial to treat rheumatic low back pain, diabetes, nephritis, gastrointestinal ulcer and traumatic injury if eaten regularly. Folk medicine is used to treat diarrhea, dysentery and other diseases, which has the function of nourishing yin and moistening throat, and also has therapeutic effect on sore throat, dysentery and malnutrition.