Chestnut

Chestnut

(Qianjin Shizhi)

[synonym] chestnut (tangbencao), chestnut fruit (Diannan Bencao) and Dali (Tianmu yam flora of Zhejiang Province).

[source] it is the kernel of Castanea mollissima.

[plant morphology] chestnut (the book of songs), also known as Guili (Miscellaneous records of Xijing), hairy chestnut, walnuts tree, Fengli and Jiali.

Deciduous tree, 15-20m high. The bark is dark gray, irregularly split, the branches are gray brown, with longitudinal grooves, and there are many round yellowish gray lenticels on the bark. Winter buds short, broadly ovate, pubescent. Single leaf alternate, thin leathery, oblong lanceolate or oblong, 12-15 cm long, 5.5-7 cm wide, base cuneate or unequal on both sides, apex acutely caudate, dark green above, glossy, 10-17 pairs of pinnate lateral veins, hairy on midvein; light green below, white tomentose, margin sparsely serrate, teeth end curved bristle; petiole short, long and short tomentose. The flowers are unisexual, monoecious; the male inflorescence is spicate, growing in the leaf axils of the lower part of the new branch, about 15-20 cm long, light yellowish brown, stamens 8-10; the female flower is sessile, growing in the lower part of the male inflorescence, with cupule like involucre outside, ovary inferior, style 5-9. Involucre globose, 3-5 cm in diameter, with sharp hairy spines on the outside and 2-3 nuts on the inside. It splits into 4 petals at maturity. Nuts dark brown, 2-3 cm in diameter. The flowering period is from May to July. The fruit period is from August to October.

It is distributed in Liaoning, Shandong, Shanxi, Hebei, Henan, Jiangsu, Zhejiang, Fujian, Anhui, Jiangxi, Hubei, Hunan, Shaanxi, Gansu, Sichuan, Yunnan, Guizhou, Guangdong, Guangxi, etc.

The root (chestnut root), bark (chestnut bark), leaf (chestnut leaf), flower (chestnut flower), epicarp (chestnut shell), endocarp (chestnut), involucre (chestnut ball) of this plant are also used for medicine. See special regulations for details.

[chemical composition] the fruit contains 5.7% protein, 2.0% fat, 62% carbohydrates, 1.3% ash, 25% starch, vitamin B and lipase.

Sweet and warm.

① Bielu: "it tastes salty, warm and nontoxic. "

② Tao Hongjing: "sweet. "

③ "Diannan Materia Medica": "it tastes sweet and flat. "

[channel tropism] entering spleen, stomach and kidney channels.

① "Yuluoyaojie" says: "entering the spleen of foot Taiyin and kidney meridian of foot Shaoyin. "

② "Into the kidney, intestines and stomach. "

③ New materia medica: "entering the heart and lung meridians. "

Functions and indications: nourishing stomach and spleen, tonifying kidney and tendons, promoting blood circulation and hemostasis. It is used to treat nausea, diarrhea, weakness of waist and foot, vomiting, rash, hematochezia, sore, fracture, swelling and pain, and rash.

① Bielu: "it can nourish Qi, thicken intestines and stomach, nourish kidney qi, and make people hungry. "

② Qianjin Shizhi: "if you eat raw food, you can't cure your waist and feet. "

③ "Tang Materia Medica": "chewers apply to diseases to treat broken bones and muscles, pain, swelling and blood stasis. "

④ "Eating Materia Medica": "regulating muscles and bones, wind pain. "

⑤ "Rihuazi Materia Medica": "raw food breaks the habit of cold food, and seven of them are eaten raw every day. Chew the prickles raw, and apply the prickles. "

⑥ The book of materia medica: "promoting blood circulation. "

⑦ "Diannan Materia Medica" says: "it can cure the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain, the mountain. Calcine with fire. Take three yuan ginger soup every time. "If you eat it raw, you can stop vomiting, hematemesis and hematochezia. "

⑧ "The picture of Materia Medica in the south of Yunnan": "treating nausea. "

[usage and dosage] oral administration: raw food, boiled food or fried food. External use: tamping.

[taboo] 1. Meng Shen: "steaming and frying chestnuts makes you feel angry, but it's not suitable to eat because of wind and water. "

② "Ben Cao Yan Yi": "children should not eat too much, it is difficult for them to grow up. When they are ripe, they will stagnate their Qi and separate their food, which often leads to children's diseases. "

③ "To match the materia medica": "eat more stagnant spleen love diaphragm, rheumatism is forbidden. "

④ "Suixiju diet spectrum": "exogenous infection, fullness, malnutrition, malaria, postpartum, children, patients not hungry, constipation and avoid it. "

[prescription selection] ① for kidney deficiency and waist and knee weakness: dried chestnut wedge, eat seven pieces a day, and then eat pig kidney porridge. (empirical formula)

② The treatment of children's weak feet, three or four years old still can't walk: day to raw chestnut and food. (food materia medica by Yao Kecheng)

③ Treatment of tracheitis: half a jin of chestnut meat. Cook lean meat. (Jiangxi herbal medicine manual)

④ Treatment of swelling and pain of muscles and bones: mash chestnut fruit and apply it to the affected area. (records of yam planting in Tianmu, Zhejiang)

⑤ Treatment of infantile chancre: apply it with chestnut. (emergency preparation)

⑥ To cure the wound of gold knife and Axe: grind and apply the big chestnut with one shell, or smash and apply in a hurry. (Linhu jijianfang)

[discussion by famous experts] 1. In the book of Materia Medica, it is said that "Li Fang is careful. It's called Li wedge. It's especially effective in promoting blood circulation. Now Hengshan is combined with Huoxue pill. Chestnut is the most beneficial. For waist and foot, it is suitable to eat raw food, but it is still slightly dry, to remove its moisture, but it is not suitable to eat due to the wind and water, so it tastes salty. "

② "Compendium": "some people are cold inside, burst out like notes, make food simmer chestnut 20, 30 Dun Yu. Kidney governing stool, chestnut can pass kidney, in this can be proved. "Experience prescription" treats kidney deficiency, waist and foot weakness, with bags of raw chestnut hanging dry, every day to eat more than ten, the second time to eat pig kidney porridge to help, long will be strong. It's better to cover the dried chestnut than to expose it in the sun, and it's better to simmer and stir fry it in oil than to boil and steam it. If you still have to chew it carefully and swallow it with liquid, it's good. If you eat until you're full, you'll hurt your spleen. "

③ "Yuluoyaojie" says: "chestnuts, tonifying the middle and Qi, filling the deficiency and relieving the depression, cultivating the soil and strengthening the spleen. However, if you eat more, your Qi will be stagnant, and if you eat less, your Qi will reach Iker. "

Chinese PinYin : Li Zi