Bai Le

Bai Le
[English name ] Acanthopanax Trifoliate Root-bark
[Liriodendron Chinense, three leaves five plus, sting the the first, second and third of different name ].
[Is source ] that five plus department plant are white? Acanthopanax trifoliatus (L.) Merr. Stick cover.
[Plant shape ] climbs up by holding on to the bush of form, high 1-7 m, one dredges and grows the downward hook to sting. The compound leaf of palm, the small leaf 3, few 4-5, a central sheet is relatively big, the oval form is ovoid to oblong, long 2-8 c m, a wide 1. 5-4 c m, carries sharp or short and sharp gradually first, Tenneco base, there are sawtooths on the edge, there is not hair or dredge and grow the hair of thorn only along the vein in the two sides; Total petiole long 2-5 c m, dredge and grow the hook to sting. 3-10 of umbel were born in the ramular top, seldom raw only, calyx had 5 teeth; The petal 5, yellowish green; Stamen 5; The room of ovary 2, style 2, grow to the middle part jointly. The oblate spheroid of the fruit, black when being ripe. Florescence August-September, fruit October.
[Born in by hillside, forest, in the shrub forest in place of production of medical herbs ]. Distribute the intersection of south of the Five Ridges and slope Qin since north, but north circle 31 of north latitude about in the middle and lower reaches of Changjiang River, produce to the south all parts.
[Gather ] adopt the uprooting department in summer, autumn, clean, shell and fetch the skin of root, dry under the sun.
[The peel of the root of crude drugs ] takes the form of irregular tube, bend slightly, thick 0. 5-1 m m . The dust of outer surface is umber, the hole skin is relatively small, one kind of rounds or slightly horizontal extension, it is long 0 .8 - 3 .5 M m, the diameter 0. 5-1 m m ; The inner surface is taupe. There is brown point-like resin one in the surface of rupture, can see the bright yellowish-brown oil resin among them. Angry and a little fragrant, the flavor is a little hard, bitter.
[Medical value ] Includes alkene acid of the different shell China fir (kaurenoic acid) , - valley steroid alcohol.
[Sex bad smell and function cure mainly ] and detailed column five plus.
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