Eucommia ulmoides Oliv

wild

(Jiangxi herbal medicine manual)

[synonym] Eucommia ulmoides Oliv. And Eucommia ulmoides Oliv. (Tianmu flora of Zhejiang Province) and Eucommia ulmoides Oliv. (Atlas of Chinese higher plants).

[source] it is the root, root bark or bark of Euonymus macrocephala.

[plant morphology] Euonymus macroflorus

Evergreen trees or shrubs, up to 10 m high. Bark gray black; branchlets cylindrical, gray green, white silk after breaking; young branches yellow green, 4-edged. Single leaf opposite, thin leathery, obovate to obovate oblong, or elliptic to oblong elliptic, margin with uniform serrate, dark green above, light green below, glabrous on both sides, main veins obviously raised below; petiole about 0.5-1 cm long. The cymes are axillary, with 5-9 flowers and 5 cm long pedicels; the flowers are large, white, 2 cm in diameter and 4 in number; the petals are round, with wrinkles on the surface; the stamens have slender filaments; the ovary has 6-12 ovules per chamber. Capsule has 4 sharp edges, yellow when mature. The seeds are black and covered with deep red aril. The flowering period is from May to June. The fruit period is from July to September.

It grows in the hillside bush or the edge of the valley forest, and is common in the Rocky Mountains. It is distributed in Zhejiang, Jiangxi, Gansu, Shaanxi, Hubei, Sichuan, Yunnan, Guizhou, Hunan, etc.

The fruit of this plant (Euonymus grandiflorum) is also used for medicine. Please refer to the special section for details.

[collection] all year round.

[chemical constituents] the root bark and bark contain hard rubber, and the content in bark is 3.38-17.25%.

[function indications] for low back pain, blood stasis, amenorrhea and dysmenorrhea.

[usage and dosage] oral administration: decoction, 0.5-1 Liang.

[selection] ① for lumbago: one or two bark or root bark of Euonymus japonicus, one or two root bark of Euonymus japonicus, one or two root bark of Euonymus japonicus, one or two root bark of Euonymus japonicus, one or two root bark of Euonymus japonicus. Fried with wine, three times a day.

② Treatment of blood stasis, amenorrhea, dysmenorrhea: big flower Euonymus root five money, wild pumpkin root one or two, five money. Take it in water. (the functions and indications are listed in Jiangxi herbal medicine manual)

Chinese PinYin : Ye Du Zhong