oleaster

oleaster

(Xinjiang Chinese herbal medicine manual)

Another name is Yinliu and Hongdou.

[source] it is the fruit of Elaeagnus angustifolia.

[plant morphology] Elaeagnus angustifolia

Deciduous shrubs or small trees, 5-10 m high, sometimes spiny. Young branches are silvery white, old branches are chestnut brown. Leaves oblong lanceolate to narrowly lanceolate, 4-8 cm long, apex pointed or obtuse, base broadly cuneate, with white scales on both sides, dense below, silvery white, lateral chanting inconspicuous; petiole 5-8 mm long. The flowers are silvery white, fragrant, with scales on the outside, 1-3 branchlets and axils on the lower part; the perianth tube is bell shaped. 5 mm long, upper 4-lobed, lobes long triangular; stamens 4; style upper twisted, base tube-shaped disk enveloped. The fruit is oblong or nearly round, 8-11 mm in diameter, densely covered with silvery white scales. The flowering period is from June to July. The fruit period is from August to October.

It is often found in desert areas. It is distributed in Northeast, North and northwest of China.

The bark (Elaeagnus angustifolia bark), gum (Elaeagnus angustifolia gum) and flower (Elaeagnus angustifolia flower) of this plant are also used for medicine. See the special section for details.

[collection] the fruit is picked when it is ripe.

[chemical constituents] the fruit contains flavonoids. The pulp contains 43-59% sugar (20% of which is fructose), 10% protein and a little tannin and mucilage

Root and aerial parts are good sources of Harman alkaloids, which contain Harman, harmanol, harmine, etc. The leaves contain caffeic acid, chlorogenic acid, neochlorogenic acid, vitamin C 140-350 mg% and flavonoids.

[pharmacological action] the concentrate of gum and tannin made from fruit has anti-inflammatory effect; it can inhibit the movement function of small intestine in the animal with artificial diarrhea, so it can be used for enteritis.

[nature and taste] Inner Mongolia Chinese herbal medicine: "sweet, sour and astringent in taste, flat in nature. "

[functions and indications] Manual of Xinjiang Chinese herbal medicine: "strong, calm, firm essence, strengthen stomach, stop diarrhea, regulate menstruation, diuresis. Treat stomachache, diarrhea, weakness, lung heat and cough. "

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