The medicine

Pinyin name ] [ Dà Fē n Yà o
[ alias ] Ye Qing, fiber, cloth, order any soap dye leaf leaf.
[ source ]
Medicine medium source: rat Li Ke Nepal buckthorn root, stem of plant.
Latin animal mineral name: Rhamnus napelensis ( Wall. ) Laws. ( Ceanothus napelensis Wall.; R.paniculiflorus Schneid.; R.tonkinensis auct.non Pitard. )
Harvest and storage: spring, summer mining stems, cut and dried in the sun. Autumn, winter heating root, washed, sliced dried.
[ ] the original morphology of Nepal Rhamnus erect or lianoid shrubs. Branches unarmed, young branchlets pubescent, glabrescent, branchlets with numerous lenticels conspicuous. Ye Husheng; petiolar long 1.2-2cm, glabrous; leaf blade thickly papery or subleathery, size dimorphism, leaflets suborbicular or egg circle, long2-5cm, wide 1.5-2.5cm; leaves broadly elliptic or elliptic-oblong, long 6-17( -20) cm,3-10cm wide, apex acute, acuminate, base rounded, margin obtusely serrate, above dark green, glabrous, below only vein axils are tufted. Axillary cymose racemes or lower part of a short branched thyrses, up to 12cm, rachis pubescent; flowers unisexual, dioecious. 5base; sepals long triangular, apex acute, being slightly hairy; petals spatulate, apex obtuse or emarginated, base clawed, and stamens equaling or slightly shorter; female flower petals caducous; with 5staminodes; ovary globose,3 rooms,3lobed or cleft. Drupe shape pouring egg is globose, ca.6mm, base with persistent calyx tube, with3nuclear. Seed 3, back has a longitudinal groove. Florescence 5-9 month, month of fruit period 8-11.
[ ] habitat distribution
Ecological environment: born below elevation 1800m sparse or dense forests, or in shrubs.
Resource distribution: distribution in the southwest and Zhejiang, Jiangxi, Fujian, Hubei, Hunan, Guangdong, Hainan, Guangxi, Tibet, Taiwan and.
[ ] the whole plant chemical composition containing anthraquinone compound emodin ( emodin ), emodin monomethyl ether ( physcion ), flavonoids ( rhamnetin ), Rhamnus rat Li Su citrin ( rhamnocitrin ), -3-O-α-L- pyran Rhamnus rhamnosyl (1 →2) -O- α-L- pyran rat Li Tang base (1- 6) -β -D- glucopyranosyl galactoside ( rhamnetin-3-O-α -L-rhamnopyranosyl (1 →2) -O-α -L-rhamnopyranosyl (1 →6) -β -D-galac-topgranoside ), Rhamnus citrin -3-O- α-L- pyran rhamnosyl (1 →3) -O- α-L- pyran rhamnosyl (1 →6) -β -D- glucopyranosyl galactoside ( rhamnocitrin-3-O-α -L-rhamnopyranosyl (1 →3) -O-α -L-rhamnopyranosyl (1 →6) -β -D-galac-topyranoside ); the other containingβ - sitosterol (β -sitosterol ), Lupin fatty alcohols (lupool ),β- sitosterol -β -D- glucoside (β -sitosterol- β-D-glucoside ).
[ ] slightly sweet taste astringent; flat;
[ indications ] Qufeng desiccant; and water deficiency. The main rheumatoid joint pain; chronic hepatitis; liver cirrhosis ascites
[ usage]: orally taken decoction,10-30g.
Excerpts from" Chinese Materia Medica" [ ]


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