Nettle

Nettle

(Ben Cao Tu Jing)

Another name: xunma (a brief account of Yibu's prescription) and scorpion grass (a record of the sea of people).

[source] it is the whole plant of Urticaceae, such as Urticaceae.

[plant morphology] 1. Urtica Urtica, also known as? Ma.

Perennial herbs. Stem up to 150 cm, ribbed, stinging and appressed puberulent. The leaves are opposite, with pentagonal outline, 4-12 cm long and 3.5-12 cm wide, 3-lobed or 3-cleft, 1-lobed and pinnate, sparsely pubescent on both sides, sparsely stinging below; stipules free, narrowly triangular. The flowers are monoecious or monoecious. Inflorescence up to 12 cm, male inflorescence more branched; male flower diameter about 2 mm, perianth 4, stamen lead female perianth 4 deep split, after flowering increased, wrapped with fruit, up to 2.5 mm, pubescent and a few stings, stigma brush head. Achene ovate, flat, ca. 2 mm, grayish brown, smooth. The flowering period is from July to August. The fruit period is from August to September.

Born in the mountains, roadsides, grasslands, slopes. Distribution of northeast, North China, northwest and other places.

② Urtica angustifolia

Perennial herbs. Stem 40-150 cm high, tetragonal, with stinging hairs, branched or unbranched. Leaves opposite, lanceolate or narrowly ovate, 4-10 cm long, 1.2-2.8 cm wide, apex acuminate, base rounded, margin acutely serrate, sparsely short hairy above, sparsely short hairy below along veins; stipules branched, strip-shaped. Dioecious, inflorescence 4 cm long, many branched; male perianth 4, stamen 4; female flower is smaller than male, perianth 4, enlarged in fruit stage, stigma brush head. Carpel ovate, flat, ca. 1 mm, smooth.

On hillside, forest or gully. It is distributed in the north and northeast of China.

The roots of the above plants (urticaria root) are also used for medicine. Please refer to the special section for details.

Urtica fissa (distributed in Southwest China, Hubei and Zhejiang) and Urtica latifolia (distributed in North China and Northeast China) are also used for medicine.

[collection] it was collected in summer and autumn, and cut into sections and dried in the sun.

[chemical constituents] the whole herb of Urtica Urtica contains many kinds of vitamins and tannins. The stem bark mainly contains formic acid, butyric acid and stimulating acid.

It's hard work, cold and poisonous.

① Compendium: "hard work, cold, poisonous. "

② Sichuan Traditional Chinese medicine annals: "sweet, slightly cold, with little poison. "

③ "Xinjiang Chinese herbal medicine manual": "bitter, pungent, warm, with little poison. "

[function indications] it is used to treat rheumatic pain, postpartum aspiration, infantile convulsion and urticaria.

① "Yi Bu Fang Wu Lue Ji": good at treating wind swelling. "

② "Ben Cao Tu Jing": "treating snake venom. "

③ Shu Yu: "the red can cure the disease. "

④ "Compendium": "the beginning of rubella, this point. "

⑤ Qian Shu: "I'm crazy. "

⑥ In the compendium of compendium, it is said that "when bathing in wind, we should wash with boiling juice. "

⑦ "Xinjiang Chinese herbal medicine manual": "dispelling wind and dampness, relieving spasm, harmonizing blood. "

⑧ "Identification of main wild medicinal plants in Heilongjiang Province and new preparation of Chinese herbal medicine": "it can treat poliomyelitis, rheumatism and colic. "

[usage and dosage] take orally: decoct soup, 1-3 yuan; or stew meat. External use: daub with mashed juice or wash with fried water.

[taboo] "if you take it by mistake, you will get more profits. "

[prescription selection] ① rheumatoid arthritis: appropriate amount of nettle, Decoction and scrubbing.

② Treatment of postpartum gout, infantile convulsion: a little nettle, decoction.

③ Treatment of urticaria: fresh seedlings of nettle leaf, mash juice and rub.

④ Treatment of snakebite: appropriate amount of nettle, mash and apply to the affected area. (Inner Mongolia Chinese herbal medicine)

Chinese PinYin : Qian Ma