Frozen leaves

[name] D o n and L report Y [alias] black tea. [source] Medicine based sources: Rhamnaceae plants frozen green Rhamnus utilis Decne. leaves. Latin plant animal mineral name: Rhamnus utilis Decne.[R.davarica auct.non Pall.] Harvesting and storage: the end of the summer harvest, fresh or dried. The original form of [] frozen green deciduous shrub or small tree, up to 4m. Young branches glabrous, branchlets brown or purple red, slightly smooth, opposite or subopposite, branch end often with acupuncture; leaves opposite or subopposite; petiole length above 0.5-1.5cm, canaliculate; stipules lanceolate, often with sparsely ciliate, persistent; leaf blade papery, elliptic, oblong or obovate elliptic, 4-15cm long, 2-6.5cm wide, apex acute or acuminate, base cuneate, margin serrulate, glabrous above or only midvein sparsely puberulent below, with golden yellow pilose along veins or vein axils abaxially, lateral veins 5-6 pairs, reticulate veins conspicuous. Flowers unisexual, dioecious, yellow green, no pedicel umbrella cymes terminal or axillary branchlets; calyx 4 - lobed, lobes ovate; petals 4, oblong, small or absent; stamens 4, anthers narrowly, T-shaped with students, together with the base born cleft calyx and petals, degrade pistil ovary depressed spherical, style 2 crack; female flower ovary subglobose, style, stigma 3 - lobed, staminodes 4. Drupe is close globose, diameter 6-8mm, black when ripe, with 2 nuclear. Base with persistent calyx tube, fruit stalk length 5-12mm, glabrous. Seeds subglobose, with short channel dorsal base. Florescence 4-6 month, month of fruit period 5-8. The habitat distribution [] Ecological environment: the sunny mountain, hills, the grass slope, shrub woodland or be born at altitude below the 1500m. Resource distribution: distribution in the East, South, southwest and Hebei, Shanxi, Shaanxi, Gansu etc.. [taste] bitter cold; [indications] pain; digestion. The main internal traumatic injury; indigestion [usage] oral: mash, Chong wine or tea, 15-30g. [excerpts] "Chinese Materia Medica" http://chinese-herbal-medicines-directory.blogspot.hk/