White wood

White wood

(Lu Chuan Ben Cao)

[synonym] yehuangpi, chicken yolk (color atlas of commonly used Chinese herbal medicine), Xiaogan, xiaolangsan, chasan, ye (list of Guangxi Medicinal Plants).

[source] the root or root bark of Rutaceae.

Macrotube

Small trees, 1-3 meters high, branchlets, petioles, veins, rachis and branches are all expanded pubescence. Leaflets 5-11, alternate, petiolate, falcate lanceolate, 4-7 cm long, 1.8-3 cm wide, apex pointed, base rounded or obtuse oblique, very asymmetric, margin sparsely dentate. Corymbose panicle terminal; flowers small and numerous, white; sepals 5, less than 1 mm long; petals 5, oblong, ca. 4 mm long, outside hairy; stamens 10, alternate in length, anthers broadly elliptic; ovary hairy, 5-locular, stigma capitate. Berry oval or obovate, about 1 cm long, yellow or scarlet when mature, with glandular spots on the surface; 1-2 seeds. The flowering period is from December to next April. The fruit period is from July to August.

Born in the wilderness, in the jungle. Distributed in Guangdong, Guangxi, Yunnan and other places.

Bitter, pungent and cool.

① Lu Chuan's materia medica: "Xin, Wen. "

② Color atlas of common Chinese herbal medicine: "slightly bitter, pungent, cool. "

[function indications] it is used to treat swelling, pain, fracture, sprain, rheumatic pain and sore throat.

① Lu Chuan's materia medica: "refute bones, reduce swelling and relieve pain. Treatment of traumatic injury, swelling and pain, fracture, rheumatism and bone pain. "

② Color atlas of commonly used Chinese herbal medicine: "dispersing blood stasis, promoting qi and promoting blood circulation. "

③ "Guangxi medicine plant directory": "treatment of internal injuries, sore throat. "

[usage and dosage] oral administration: decoct soup, 3-5 yuan; or soak in wine. External application: fried wine.

[prescription selection] 1. To treat chest obstruction and sprain: take the root of big tube for three to five yuan, and take it with water. (color atlas of common Chinese herbal medicines)

② Treatment of cold, snake bite: two to four large leaves of money, fried in water. (color atlas of common Chinese herbal medicines)