White and

White and
[Head, white root, mountain frog of boiled chicken of different name ].
[Source ] And Bletilla striata (Thunb in order that the perennial herb of orchid family is white. ) Reichb. f. Stem tuber.
[Perennial herbaceous of plant shape ]. 4-5 slices leaves, round of narrow square or wrapping acicularly, troop under one's command prolongs the base into a sheath, embrace the stem. The raceme is carried and grown, there are flowers 3-8; The husk 1, fall early; The flower is big, purple or rubescent; The narrow square round of sepal, it is long and the petal is near,etc., long 2. 8-3 c m, lip petal is white or not have no pulses purple, it is split for 3 times to carry first,of teeth wavy edges cleft,to carry is concave first. Central authorities have 5 the intersection of pleat and stretch, side lobe of a leaf fill the span of a man's arms stamen column; There are narrow wings on both sides of stamen column, there is a stamen on the column cap top; The lower location of ovary, twist. The capsule is cylindrical, have longitudinal rib 6, florescence April-May, fruit July-September.
[Place of production of medical herbs ] was born in the hill, mountain valley moister place. Mainly produce Guizhou, Sichuan, Hunan, Hubei, Anhui, Henan, Zhejiang, Shaanxi.
[Gather ] excavate summer, autumn, remove fibrous root, put in the boiling water boiling to have white heart, shine it to be half-dried, knock into the crust, dry under the sun.
[The irregular oblateness of stem tuber of crude drugs ], there are 2-3 claw branches more. The surface is ashen or yellowish-white, there are several concentric link and brown point-like mark of fibrous root, there is protruding mark in the top, now there is a trace of connecting another stem tuber. The quality is hard, the sections are white, cutin kind. Without bad smell, the flavor is bitter, sticky.
[Decoction pieces ], this product, is an irregular flake, a thick 1-2 m m surfaces are white, cutin kind, show the pulse snack of muscle a little, have viscidity. Angry and little, lightly seasoned and a little bitter.
[It is bitter, sweet, astringent, a little cold that the sex flavor returns and passes ]. Belong to the lung, stomach to pass.
[Efficiency function ] 1 . Disappear and arrest blood: Mainly bleed by managing the lung, such as coughing the blood; Due to gastrorrhagia to spit blood, and traumatic hemorrhage. 2 . Subside swelling and promote tissue regeneration: Used for ulcer of sore getting up for the first time, or sore carbuncle is broken routedly, the persons who have not closed up for a long time, manage brothers and chap. In recent years often with the card of bleeding etc. of treating pulmonary tuberculosis and coughing blood, digestive tract ulcer of this product.
[Traditional Chinese medicine usage ] 3-10 g; Grind clothes, 1 each time into powder. 5-3 g. Right amount of for external use.
[Attentive matters ] are avoided and used against rhizome of Chinese monkshood.
[Mucous quality of stem tuber of medical value ].
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