The grass dragon's blood

[ source ] from the plant is" in"
[ ] C o Xu Pinyin name be keyword Ji e
[ alias ] grass, grass, soil 's blood knot, arch waist old, circuitous head chicken, a blood knot, snake, bistort, kite, head of root, chicken to bees, bee, royal jelly, old waist bow, seven to wasp, old-fashioned bee, blood three seven, sorghum, arch Hill waist old, earwig, black bee, Golden Chicken, a small waist bow, a Buddism godness Guanyin block inverted, Phoenix chicken, for food, sleep head bee, grass seed, on the
[ source ]
Medicine source: Polygonum Polygonum paleaceum wall.
Latin animal mineral name: Polygonum paleaceum Wall.
Harvest and storage: Autumn digging, go to net stems, leaves, mud, dried.
[ ] the original morphology of perennial herbs, high 15-50cm. Rhizome hypertrophy, dangerous, often curved, outside brown black pink, inner surface, with many tough fibrous roots. Stems erect, unbranched, pale green, angled, glabrous. Basal Ye Youchang shanks, long 3-7cm, angled; leaf blade narrowly lanceolate, long 7-12cm,1.5-2.5cm wide, apex acuminate or obtuse, base attenuate, wedge-shaped, slightly asymmetrical, and not decurrent into winged, with fine teeth edge is not obvious, and often revolute, midrib sometimes red, reticulate veins obviously, especially in the edge pulse significantly, both surfaces glabrous; stem leaves alternate, lower leaves with stalk, the upper part of the sessile, leaves more basal leaves; ocrea membranous, up to5cm, brown, sparsely pubescent, with longitudinal veins more, apex usually2 lobed shape. Racemose inflorescences spicate, the single was born in stem top, suberect, length 3-4cm, diameter 5-9mm, flowers pink, pedicels ca.2mm, bracts ovate-lanceolate, perianth 5deeply lobed, lobes ovate elliptic; stamens 5, slightly longer than perianth; ovary long ovate, style is extremely small,2 crack. Achenes flat oval red brown, black or brown, shiny, harbored in host Cunhua by. Flowering of 5-10 months, fr.9-12.
[ ] habitat distribution
Ecological environment : in alpine grassland between stone, with slope for.
Resource distribution: distribution in Sichuan, Guizhou, Yunnan and other places.
Cultivated [ ]
Biological characteristics of hi cool, sunny environment. Soil with fecund, good drainage of deep humus soil better.
Cultivation techniques with ramets propagation. In the winter or early spring with the excavation, with fibrous roots and shoots roots per plant as a split mouth. In the good earth, open1.3m wide row spacing, spices, according to the26cm opening point, depth of 10~ 13cm, each hole planting3 trees, finished shape, bud mouth upward, covered with water.
Field management in new spring leaves out of Qi after weeding, loosening the soil1 times, second times in 6 and July, third in 10 and November, and ridging backwater dou. In addition to top dressing time after1, before two time human and animal manure water, third times by humus soil or plant dust on farmland. 2 ~3 years later, just before the annual spring, winter two season each in1, top dressing.
[ character ]
Character identification of rhizome of flat cylinder, often curved, pointed at both ends, the other side bulge, micro groove, length 2-6cm, diameter 0.8-2cm. Surface of the purple brown to dark brown, with dense rough ring, and the residual root and root. The quality is hard, not easy to break, break the surface is not smooth, reddish brown or gray-brown, vascular point25-40, intermittent arranged in a ring. Gas micro, astringent, bitter.
In order to have fibrous root, red brown is preferred.
Microscopic identification of rhizome transverse: Wooden thick layer. Cortex is narrow. Dimensional tough type; the phloem was narrow, cambium is not apparent, xylem is often most together, wood fiber less. The parenchyma cells contain calcium oxalate crystals, starch grains and brown resin.
Physical and chemical identification of take the powder 0.5g, add about5ml, low-grade fever, filtration. Taking Zhejiang leachate1ml, add1 drops of ferric chloride reagent to produce precipitation, blue-black, slightly after shaking, the filtrate is brown. ( check the tannin)
[ ] the chemical composition of grass roots blood containing mixed tannins [1].
[ ] to remove impurities and residual roots cooked, washed, run through, sliced dried.
[ ] bitter taste; Xin; cold
[ function ] stasis hemostasis; gas Xiaoji; disinfection;". The main masses accumulate; traumatic injury; trauma hemorrhage; blood; hemoptysis; epistaxis; amenorrhea; metrorrhagia; chronic gastritis; gastric, duodenal ulcer dyspepsia; stagnation; diarrhea; enteritis; edema; sore; snake bites; burn and scald
[ usage]: orally taken decoction,10-15g; grind end,1.5-3g, or leach liquor. External: moderate, grind end powder.
[ ] the discussion
1" Southern Yunnan Materia Medica": wide in the gas, eliminating old food, Xiao Long Kennedy laminated hard lump in the abdomen, stomach ache, surface cold sore, lady masses. Elimination of edema, rupture of blood stasis, stopping cough.
2" Sichuan Journal of Chinese Materia Medica": casual blood, hemostasis. Treatment of Dan stop, yellow swollen, innominate toxic swelling and women fire infantile malnutrition, and coated with snake bite.
3" selected medicinal plants of Yunnan": hemostasis pain-relieving, convergence diarrhea. Treatment of chronic gastritis, gastric, duodenal ulcer, traumatic injury, abnormal menstruation.
Excerpts from" Chinese Materia Medica" [ ]

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