Cauda equina

Cauda equina

(collection of compendium)

[synonyms] Coptis equisetifolia (records of traditional Chinese Medicine), Coptis chinensis (records of Sichuan Traditional Chinese Medicine), Coptis chinensis (Yunnan Traditional Chinese Medicine).

[source] it is the rhizome and root of the plants of Ranunculaceae, such as Thalictrum multiflorum and Thalictrum Baikal.

[plant morphology] 1. Thalictrum multiflorum, also known as Erigeron multiflorum.

Perennial herbs, 50-80 cm high, sometimes more than 1 m, all glabrous and smooth. The root is thick, the rhizome grows laterally, often lignified and brown. Stem erect, longitudinally striated. The leaflets are oval to suborbicular, 1-3 cm long and 1-2 cm wide, slightly 3-lobed, with sparse round teeth, small tips at the tip, and round or shallow heart-shaped at the base. Panicle subcorymbose, many branches, inflorescence with leaves; bracts linear, ca. 2 mm long, bracteoles conical; petioles slender, 0.6-1.5 cm long; flowers miscellaneous, 0.6-1 cm in diameter; sepals 4, white, light yellow or light purple; elliptic, with 3 protruding longitudinal ribs, caducous; without petals; stamens 12-15, filaments 3-4.5 mm long, anthers linear, ca. 3 mm long It has 4-6 pistils, the style is not obvious, the living head is slender and curved. Achene fusiform, slightly flat, ca. 3 mm, longitudinally ribbed 8. The flowering period is from August to October.

Born in mountain forest, valley or mountain road. It is distributed in Sichuan, Yunnan and Tibet.

② Thalictrum Baikal

Herbs perennial, glabrous. The stem is 50-120 cm high. Rhizome short, about 2-6 cm long, 5-12 mm in diameter, fibrous roots tufted. Leaflets broadly obovate, broadly rhombic, sometimes broadly cordate, 1.8-4 cm long and 1.2-5 cm wide. 3-lobed, lobes coarsely dentate, raised below veins; base of leaf axis enlarged, auricular, amplexicaul, membranous, margin divided, cupping. The flowers are about 6 mm in diameter; the sepals are elliptic or ovate, 2-3 mm in length; without petals; the stamens are 10-20, the filaments are inverted lanceolate; the carpels are 3-5, and the stigmas are subglobose. Achene with short stalk, spherical obovate, swollen on both sides, 2.5-3 mm long; pericarp dark brown, lignified.

It grows under mountain forest or on wet grass slope. It is distributed in Gansu, Qinghai, Shaanxi, Henan, Shanxi, Hebei, Inner Mongolia and Northeast China.

[collection] from September to November to January to February of the next year; after excavation, shake off the sediment, cut off the stems and seedlings, and dry them in the sun.

[medicinal material] there are many reed heads on the top of the dried rhizome, each of which is about 4 mm thick, and there are traces of stem and seedling on it, often covered with scaly leaf slices. The rhizome is long and brown in appearance; the ventral surface is densely formed bundles of fibrous roots, which are shaped like horsetail; the fibrous roots are 13-25 cm long and 2-3 mm thick, with red yellow or golden yellow in appearance, luster and longitudinal fine lines. The old cork and cortex often fall off in a link shape, and those who have not yet fallen off can be rubbed by hand. It is light, brittle and easy to break. The outer ring of rhizome section is brown with yellow wood core inside; the fibrous root section is dark yellow with a thin golden skin outside. The taste is slightly bitter. It is better to have even root and golden color.

It is mainly produced in Sichuan, Qinghai, Hebei and other places.

In addition, the plants of the same genus, such as P. koraiensis (distributed in Tibet, Sichuan, Qinghai, Gansu, Shaanxi, Shanxi, Hebei, Inner Mongolia and Xinjiang), P. koraiensis (also known as Coptis chinensis, distributed in Yunnan, Sichuan and Tibet), P. plateaus (distributed in Yunnan, Sichuan, Tibet and Gansu), P. koraiensis (distributed in Yunnan), P. koraiensis var. Baikal (distributed in Sichuan and Gansu), etc It is also used as medicine.

[nature and taste] ① in the collection of Compendium: "cold in nature, bitter in taste. "

② Sichuan Traditional Chinese medicine annals: "it is cold in nature, bitter in taste and non-toxic. "

[Guijing] records of Sichuan Traditional Chinese medicine: "four meridians of heart, liver, gallbladder and large intestine. "

Functions and indications: clearing heat, drying dampness and detoxifying. It can cure dysentery, enteritis, infectious hepatitis, cold, measles, carbuncle, sore and furuncle, and conjunctivitis.

① "Gangmu Taiyi": "it is used to remove the pathogenic heat of skin, inner membrane, outer membrane and tendons, children's cold and pox. "

② Common Chinese herbal medicine in Tibet: "clearing away heat and toxin, dispelling wind and cooling blood, eliminating inflammation and stopping dysentery. Treatment of conjunctivitis, infectious hepatitis, carbuncle, sore, dysentery. Leaves and flowers treat arthritis. "

③ Xinjiang Chinese herbal medicine manual: "clearing heat and drying dampness. "

[usage and dosage] for internal use: Jiantang, 1-3 yuan. For external use: Yanmo Tiao Fu.

[prescription selection] ① for children with cold, fever and measles: Coptis chinensis, cicada slough, chrysanthemum, Dalizi, Fangfeng, mint, licorice, decoction. (records of Sichuan Traditional Chinese Medicine)

③ Cure dysentery, enteritis: horsetail Coptis nine money, Muxiang three money. The total is fine. One to two dollars a time, three times a day. (Xinjiang Chinese herbal medicine manual)

③ Treatment of damp heat and vomiting: cauda equisetifolia for 1.5 yuan, Evodia rutaecarpa for 4 points, decocting. (manual of common Chinese herbal medicine in Qinghai)

④ Treatment of fever and thirst: maweilian, jiaoshanzhi each three money, decoction. (manual of common Chinese herbal medicine in Qinghai)

⑤ Treatment of mouth and tongue sores, conjunctivitis, tonsillitis: horsetail Coptis three money, Scutellaria two money, Cortex Phellodendri three money, gardenia three money, burdock two money, forsythia five money, licorice two money. Take it in water. (Xinjiang Chinese herbal medicine manual)

⑥ Treatment of redness, swelling, sore and carbuncle: Radix Coptidis and Rhizoma cauda equisetifolia, decocted in water, sprinkled or made into ointment for external use. (Yunnan Chinese herbal medicine)

⑦ Treatment of exudative dermatitis: cauda equisetifolia right amount, baking grind powder, sprinkle the affected area. It can also be used with pine pollen. If the patient is in the dry crack after spreading, you can apply sesame oil. (Xinjiang Chinese herbal medicine manual)

⑧ Treatment of tinea pedis: horsetail Coptis five money, Phellodendron or two, a fresh pig bile, borneol three. First, decoct Coptis equisetifolia and Phellodendron amurense into paste, remove the dregs, then add pig bile, decoct over low heat for 1-2 minutes, leave the fire, mix with warm borneol, wipe the affected area every night. (Xinjiang Chinese herbal medicine manual)

Chinese PinYin : Ma Wei Lian