Bai Lian

Bai Lian
[English name ] Japanese Ampelopsis Root
[Cat the ovum, mountain sweet potato of different name ].
[Source ] Climb grass quality liana white Lian Ampelopsis japonica (Thunb for grape subject. )Root tuber of Makino.
[Plant shape ] is wooden and twining. Many branches of the stem, take lilaceous, scattered point-like hole skin, tendril and leaf are paired. The intergrowth of the compound leaf of palm, the small leaf 3-5, some feather is split, it is carved that some feather is scarce, the edge dredges and grows the thick sawtooth, the axle of the leaf has wide wings, the cleft base has joints, there is not hair in the two sides. Cyme and leaf are paired, the preface stem is slender and twining; The flower is small, the sepal 5; The petal 5, faint yellow; Stamen 5; The cup of flower disc, the edge is split slightly. Berry sphere or reniform, blue or white when being ripe, there is hole concave point of needles. Florescence July-August, fruit September-October.
[Place of production of medical herbs ] was born in hill, wayside grass. Mainly produce Henan, Anhui, Jiangxi, Hubei;
[Gather ] excavate spring, autumn, remove silt and detailed root, vertical to cut into one or cut into oblique block, dry under the sun.
[The square of root tuber of crude drugs ] is round, vertical to cut a long round or nearly spindle shape, the tangent plane perimeter is curly inwards often, there are l protruding crest lines in the middle part; The umber of crust or exhausts the color red, have vertical wrinkle, detailed horizontal line and horizontal long hole skin, it is apt to loss ring upon ring, it is light umber to loss the place. It is oval in shape that it is sliced that oblique, the tangent planes are white or simple and umber, can see the radial lamination, the perimeter is relatively thick, tilt a little or slightly bend. The body is light, the quality is fragile, apt to break, there is dust that flies out of while breaking. The flavor is a little sweet.
[Mucous quality, starch,etc. of medical value ].
[The sex is a little cold that the sex flavor is belonged to and passed ], the flavor is bitter, sweet.
[Efficiency function ] clears away heat and detoxifies to treat the sore: Cure mainly sore carbuncle swollen and malicious, get up, can disappear for the first time, can hold back after being routed, take orally external application will do. Can also use and manage scald.
[The general crosscut of decoction pieces ] becomes the flake, it is about 2-3 m m thick.
[It is bitter, hard, a little cold that the sex flavor returns and passes ]. Belong to the heart, the stomach is passed.
[The intersection of the intersection of nature and explanation ] and bitter cold clear to solve produ ct this, enter the intersection of heart and stomach mainly, work clear fire detoxify specially, subside swelling and treat the sore, cure mainly carbuncle of sore.
[Traditional Chinese medicine usage ] 5-10 g.
[Attentive matters ], against rhizome of Chinese monkshood.
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