Chenopodium album

Chenopodium album

(notes on materia medica)

[synonyms] Lai (the book of songs), Li, Manhua (Erya), Meng Hua (Erya, GuoPu), hedingcao (Tusu materia medica), hongluoli, shunmanggu (salvaging materia medica), hongxinhuisuo (gengxinyuce), Luoli, rouzicai (Gangmu), feiyangcao (flora of Guangzhou), gray amaranth (traditional Chinese medicine of Sichuan), Chenopodium album, Polygonum capitatum (commonly used in Shanghai) Chinese herbal medicine), Chenopodium album, Chenopodium Grifola, gray strip (Chinese desert medicinal plants).

[source] it is the tender whole grass of Chenopodiaceae.

Chenopodium album

Annual herb, 0.4-2 m high. Stem erect, ribbed and green striped. Leaves alternate; lower leaf blade rhomboid ovate or ovate triangular, apex obtuse, margin dentate or irregularly lobed, base cuneate; upper leaf blade lanceolate; often powdery below. The flowers are small, hermaphroditic, yellowish green, with 8-15 flowers forming a cluster, many clusters forming a large panicle; perianth segments 5, ovate, with green ridge in the center of back; stamens 5, protruding out of perianth; stigmas 2, not exposed out of perianth. Utricle slightly flat, suborbicular, enclosed in perianth. The flowering period is from August to September. The fruit period is from September to October.

Born in wasteland, roadside and hillside. It is distributed all over the country.

The old stem of this plant (Chenopodium album L.) is also used for medicine. See special article for details.

Chenopodium glaucum is similar to Chenopodium album in shape, but the plant is small; the perianth segments of lateral flowers are 3-4; there are notched protuberances on oblate seeds. Tibet and other areas are the same as Chenopodium album.

[collection] harvested from June to July, fresh or dried.

[chemical constituents] the whole herb contains volatile oil. 68% of the lipid in leaves is neutral fat, which contains palmitic acid, eicosanoic acid, oleic acid, linoleic acid, sitosterol, octadecane, oleanol and wax. The root contains betaine, amino acid, sterol, oil and so on. The seed oil content was 5.54-14.86%.

[pharmacological action] Chenopodium album can be used as food, feed or medicine. The minimum effective concentration of Chenopodium album growing in Japan was 0.5% water extract and 1% alcohol extract, and the insect expelling rate of water extract was 33%. After eating Chenopodium album and being exposed to sunlight, it can cause "Chenopodium album sunlight allergic dermatitis". It is said that the disease seems to be related to endocrine changes in women. 207 cases of phyto solar dermatitis were reported. Among them, 8 cases (42.5%) were caused by chenopodiac. The effect of intramuscular injection of vitamin B12 is better. In addition, it may also cause edema in the subcutaneous part of the body due to injection of sunray and Chenopodium, and may also cause hemorrhage in the subcutaneous part of the body due to injection of sunray and Chenopodium It's caused by. No similar disease was found in feeding test of guinea pigs. The 70% alcohol extract of Chenopodium album was used in frogs, toads, pigeons, mice, guinea pigs and rabbits. It excited the respiration first, then inhibited it, and eventually died of respiratory paralysis. It also had the effect of reducing blood pressure and inhibiting the heart. It could increase the movement of smooth muscle organs, mainly constrict the peripheral blood vessels. It often paralyzed the skeletal muscles and motor nerves. But it could gradually produce habit and make the body move faster when it was continuously used in rabbits and mice At the same time, hyperemia, edema, bleeding and other symptoms occurred in the ear shell, limbs, caudal root and so on, which could be aggravated by ultraviolet radiation.

[nature and taste] Compendium: "sweet, flat, slightly toxic. "

Functions and indications: clearing away heat, promoting diuresis and killing insects. Treat dysentery, diarrhea, wet sores, prurigo, poisonous insect bites.

① In the collection of materia medica: "killing insects. "

② "Gangmu": "decoct soup, wash worm sores, gargle teeth hidden; mash, apply various insect injuries, to vitiligo. "

③ "Clearing away heat and reducing fever". "

④ "Shanghai commonly used Chinese herbal medicine": "antidiarrheal dysentery, antipruritic. "

⑤ Medicinal plants in desert areas of China: "killing insects, relieving itching, removing dampness and heat, benefiting water. "

[usage and dosage] oral administration: decoction, 0.5-1 Liang. External use: gargle with boiling water or wash with fumigation; or daub with tamping.

[formula selection] 1. For diarrhea and dysentery: 1 to 2 liang of the whole herb of huisuo. Take it in boiling water. (commonly used Chinese herbal medicine in Shanghai)

② Treatment of skin dampness, itching: gray by the whole grass, wild chrysanthemum, equal amount of decoction fumigation. (commonly used Chinese herbal medicine in Shanghai)

③ Treatment of scabies and wet sores: appropriate amount of stem and leaf of gray vegetables, boiled soup and washed outside.

④ Treatment of insect bites, vitiligo: stem and leaf of gray vegetables, mashed and coated.

⑤ Treatment of dental caries: appropriate amount of fresh gray vegetables, water fried gargle. (3) medicinal plants in desert areas of China

⑥ Treatment of vitiligo: five Jin of honghuisuo, three jin of eggplant rhizome and five Jin of Xanthium sibiricum rhizome. Apply the medicine to dry in the sun, burn the ash in one place, use a bucket of water, fry the soup and drench the juice, but fry it into a paste in the pan. Use it with porcelain. Don't use half liang of Tongming frankincense well. Use it for raw research. Add one part of lead cream and one part of greasy powder. Put it into the paste. Don't use two parts of refined cattle fat. Stir it into the paste to make it even. Rub the affected area every time. Use it three times a day. (Sheng Hui Fang)