Artemisia rupestris in Qizhou

Artemisia rupestris in Qizhou

(Qizhou Yao Zhi)

[synonyms] Hedyotis diffusa, Artemisia argyi (Guangxi Medicinal Plant List), Herba cholangiae, Artemisia ordosica (Yunnan Chinese herbal medicine).

[source] it is the whole plant of Erigeron canadensis.

[plant morphology] Erigeron canadensis

Annual herbs, 30-120 cm high, all green, with exfoliative hairs. The upper part is much branched and the branchlets are weak. Basal leaves nearly spatulate, 7-10 cm long, 1-1.5 cm wide, margin serrate or entire, ciliate; upper leaves linear or linear lanceolate. Inflorescences capitate, ca. 5 mm in diam., long petiolate, arranged in panicles; involucre hemispherical, ca. 4 mm long; bracts linear; marginal lingual flowers white, tiny, female; central tubular flowers yellow, bisexual, apex 5-lobed. Achene flat, slightly hairy, ca. 1. 5 mm, corolla ca. 4 mm. It blooms in autumn.

Born in the field, roadside. It is distributed in North China, East China and South China.

[chemical constituents] the volatile oil content of the whole herb was 0.29% (fresh) and 1.14% (dry). The volatile oil contains limonene, linalool, linoleic acetate and 6% aldehydes, as well as permethrin, dehydromethrin and cyanidin X. The aerial part contains cumene and o-benzylbenzoic acid

[pharmacological action] the volatile oil contained in the leaves of flowering season can prevent and treat allergic diarrhea of milk in children. It can also be used for diarrhea or internal bleeding.

[nature and taste] Yunnan Chinese herbal medicine: "bitter, cool. "

Functions and indications: clearing away heat, detoxifying, dispelling wind and relieving itching. For stomatitis, otitis media, conjunctivitis, toothache, rheumatism and bone pain.

① Qi Zhou Yao Zhi: "cool and antipyretic. "

② "Guangxi medicine plant directory": "antipyretic, Qufengshi. Treatment of bone pain, blood urine, tinea Coptidis. "

③ Yunnan Chinese herbal medicine: "clearing heat, detoxifying. "

④ "The method of killing insects and relieving itching" is popular in Hunan medical records. "

[usage and dosage] external use: tamping, gargling with tamping juice or mixing with grinding powder. Oral: Decoction 0.3 ~ 1 liang.

[selection] ① for otitis media: fresh leaves of Cordyceps, mash juice, add eel blood to drop the ear, twice a day.

② Treatment of conjunctivitis: fresh leaves of Herba cholangiae, tamping juice, eye drops.

③ Treatment of heat toothache: fresh whole grass, mashed and contained in toothache.

④ Treatment of stomatitis: fish gall grass leaves, to be compatible, decoction. (Yunnan Chinese herbal medicine)

⑤ Rule big head wind: small Feipeng one or two, wick five, plaster three money. Take it in water. (Hunan medical records)

⑥ Treatment of kidney capsule wind: small Feipeng two Liang. Wash the affected area with boiling water. (Hunan medical records)