Big cottonwood.

[ ] Pinyin name Dà Sā n Y èShē n M á
English name [ ] Rhizoma Cimicifugae Heracleifoliae
[ alias ] off Cimicifuga, longan, hole root root
[ ] as the source of Ranunculaceous Plant Cimicifuga heracleifolia Cimicifuga heracleifolia Kom..
[ ] the original morphology of perennial herb. Stems erect,1~1.5m. Leaf two three leaves, stems and leaves Youchang handle; leaflets ovate to broadly ovate, central1 small leaves usually3lobed, toothed edges are thick, both surfaces pilose. Inflorescences compound racemose, gray pubescent; flowers bisexual; sepals 5, petaloid, caducous; stamens numerous; carpels 3~5, separation, glabrous, with a short handle. Follicle3~5. Florescence 7~8 month, month of fruit period 8~9.
[ ] habitat distribution was born in the undergrowth. Production of Liaoning, Jilin, Heilongjiang.
[ character ] rhizome irregular cylindrical, short branched into nodular, length 8~20cm, diameter 1.5~2.5cm, the surface is dark brown or dark brown; the upper side with a plurality of stem scars, length 1.5~3cm, diameter 0.5~2.5cm, medullary decayed into a void, wood wood ray radial fissure. Hard light, yellow-white section. Slightly bitter taste.
[ ] chemical composition containing the β - sitosterol, ferulic acid ( ferulic acid ), alcohol ( icmigenol ) and so on.
[ ] the same functions.
[ ]" * dictionary" excerpt

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