委陵菜《中国药典》(国外英文资料).docVIP

委陵菜《中国药典》 Chinese pharmacopoeia of the Chinese pharmacopoeia: mausoleum W ě I pinyin name 】 【 Lin ɡ Cai HERBA POTENTILLAE CHINENSIS 【 alias 】 the hairy chicken legs, the wild chicken, the toad grass, the turnip, the white grass [shandong], the white man [hubei] 【 source 】 this is the dry whole grass of the rosaceae plant. When the stem is not removed in the spring, remove the sand and dry it. 【 properties 】 the root is a cylindrical or cone-shaped cone, slightly distorted, some branches, 5 ~ 17cm long, and 0.5 ~ 1cm in diameter. The surface is dark brown or dark purred, with vertical lines, thick skin is easily flaky; The root of the root is slightly swollen; Hard, easy to break, thin section skin, dark brown, often with wood part, ray radially arranged. A leaf base, a single, feathered leaf, with a handle; The small blade is oval, the edge is deep, and the lower surface and the petiole are both pale and white. It is small, bitter and bitter. [identify] (1) the powder is beige. Non-glandular hair, single cell, flat or curved, some tangles, slender, 7 ~ 37 mu m in diameter, up to 4, 000 mu m, thick wall. The calcium oxalate cluster is found in the leaf meat tissue, which is 6 ~ 65 mu m in diameter and has a small cube. The length of the wood fibers is 7-14 mu m, the wall is slightly thicker and the hole is clear. A polygonal or oblong rectangle with yellow brown content. (2) apply the powder 1 g, and petroleum ether (60 ~ 90 ℃) 10 ml, warm immersion 3 hours, filtration, the filtrate with dry, add 10 ml of ethanol to dissolve, filtration, the filtrate to concentrate about 1 ml, greatly as the solution. Another one, one gram of Chinese medicine, was used to control the Chinese medicine. According to thin layer chromatography (appendix Ⅵ B) test. Each 6 mu l learned these two solution, each point in the same sodium carboxymethyl cellulose as the binder of silica G thin layer plate, toluene, ethyl formate - formic acid (5:4:1) as developing agent,, remove and dry spray w