Wing handle Polygonum

[ ] Pinyin name Ch B n o Li transactions to be
[ source ]
Medicine source: Polygonum bistorta for the whole plant.
Latin animal mineral name: Polygonum sinomontanum Sam ( P.bistorta auct.non L. )
Harvest and storage: summer, fall between harvesting, drying.
[ ] the original morphology
Herbs perennial, high 30-50cm. Roots thick, horizontal, purple-brown; stems erect, glabrous, unbranched or lower branches. Basal leaf blade lanceolate or narrowly lanceolate, long 6-12cm,1-3cm wide, apex long acuminate, margin revolute leaf thickness, base cuneate; shape or suborbicular, decurrent into along the petiole narrowly winged, green above, below celadon, cauline leaves smaller, subsessile; ocrea tubular, membranous, brown, apex oblique, long 2-5cm.
Racemes into spikes, close, long 2-6cm. Achenes ovoid, with 3 ridges, long 3-3.5mm, brown, shiny.
[ ] habitat distribution
Ecological environment : in an elevation of 3000-3800m grassy hillside humid.
Resource distribution: distribution in Sichuan, Yunnan, Tibet and other places.
[ ] slightly sweet taste astringent; cool;
[ ] and lung functions cough; heat-clearing and detoxicating. The main common cold of wind-heat; lung heat cough; lung cancer; diarrhea; dysentery
[ usage]: orally taken decoction,15-30g.
Excerpts from" Chinese Materia Medica" [ ]
http://chinese-herbal-medicines-directory.blogspot.com/