Tea

This product for the plants of camellia tea Camellia sinensis ( L. ) Kuntze leaves or buds. ( British) Tea
Alias: tea.
Plant morphology : evergreen shrubs or small trees, tall 1~ 6m. The shoots and leaves finely pilose. Leaves alternate, thinly leathery, elliptic - lanceolate to elliptic, long 4~ 10cm, width of 2 ~3.5cm, apex acute or obtuse and emarginate, base produces cuneate, margin serrate; petiole short. Flowers solitary or two flowers axillary, rarely 3~ 4flowers axillary, diameter of 2.5 ~ 3.5cm6 ~ 10mm; pedicel long, slightly pendulous; sepals 5to 6, when fruit night latch; petals 5to 8, round, white; ovary superior,3 rooms, have fluff, styles connate, stigmas3 crack. Capsule orbicular or a3flap, each room has 1 seeds. Florescence 9to in October, fruit period in November.
Originating in southern China, is now widely cultivated.
Sampling : 4 ~ May in cultivation for more than 3 years of tea picking the leaves sprout, roasted, knead to dry.
Character: Ye Chang curl, crushing, complete elliptic or broadly lanceolate, margin dentate leaf printiTeang on smooth surface, lower surface glabrous, slightly hairy, leathery, petiole short. Aroma and good, taste bitter.
Chemical composition ( caffeine ): caffeine, theophylline, theobromine ( theophylline ) ( theobromine ), Huang Piao ( xanthine ), tannin, volatile oil, quercetin, vitamin C, carotene, two hydrogen peroxide ergosterol.
Taste: slightly cold, bitter, sweet.
Medical network www.PharmNet.com.cn finishing
Functions: convergence, diuresis, refreshing. For God and more sleep, headache head faint, polydipsia, urination, alcohol poisoning.

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