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Galla Chinensis/Chinese Gall

[Chinese medicine name] wubeizi [English name] Galla Chinensis. [Source] Rhus chinensis Mill., Rhus potaninii Maxim., or Brassica rahus punjabensis Stew. var. sinica (Diels) Rehd.et Wils. Insect mites on the leaf, mainly Galla chinensis Milla. Phis chinensis (Bell) Baker is parasitized and...

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[Chinese medicine name] wubeizi

[English name] Galla Chinensis.

[Source] Rhus chinensis Mill., Rhus potaninii Maxim., or Brassica rahus punjabensis Stew. var. sinica (Diels) Rehd.et Wils. Insect mites on the leaf, mainly Galla chinensis Milla. Phis chinensis (Bell) Baker is parasitized and formed.


[Plant form]Small deciduous trees or trees, 2 to 10 meters high. Bark grayish black, branchlets densely brown pilose. Pinnate, compound, alternate, with enlarged base of total petiole, broadly winged leaves and total petiole, pale yellowish brown pubescent, 5-13 leaflets, sessile, ovate, ovate-elliptic to elliptic or Long ovoid, 5 to 14 cm long, 2.5 to 5 cm wide, apex acuminate, short acuminate or cuspidate. Base rounded or cuneate, margin coarsely serrate, green above, sparsely pubescent, grayish green below, densely pale brown pubescent; no petiole. Inflorescences terminal, 20–30 cm cm long, flowers small, with both sex flowers and male flowers; bracts of bisexual flowers 5, greenish yellow, long ovate, ca. 0.6 mm, apex obtuse, lateral and margin pubescent Petals 5, white, obovate-oblong, 1.6 mm long, apex rounded, margins and medial base pilose; stamens 5, inserted at disk edge, slightly shorter than petals, anthers yellow, elliptic, " "D" characters with yellow filaments; pistil shorter than stamens, ovary superior, densely pilose, styles 3, stigma capitate, yellow; male flowers slightly smaller than bisexual flowers, calyx, petals similar to bisexual flowers, stamens 5, shaped Small, degenerate ovary in the center. Infructescence erect; stone fruit flat fruit, diameter of about 3 to 4 mm, ripe orange-red to red, gray pubescent, containing a seed, oblate, gray. Flowering from June to September, fruiting period from September to November.


[Origin distribution] Born on the slopes, wilderness, or thickets on sunny, sunny slopes. It is distributed in provinces and regions except Qinghai, Xinjiang, Heilongjiang and Liaoning. However, only Sichuan, Guizhou, Yunnan, Hunan, Hubei, Henan, and Zhejiang can produce gall.


[Harvesting and processing] Fall picking, boiled in boiling water or steamed until the surface is gray, kill aphids, remove, and dry. According to the different shapes, it is divided into "belly times" and "corner times."


[Herb traits] Belly fold: Long round or spindle-shaped cystic, 2.5 to 9 cm long and 1.5 to 4 cm in diameter. Gray-brown or gray-brown surface, slightly pilose. Hard surface crisp, easy to break, cross-section horny, shiny, wall thickness of 0.2 to 0.3 cm, the inner wall is smooth, black brown dead worms and gray powder excrement. Gas-specific, astringent. Angular times: Diamond-shaped, with irregular, obtuse-angled branches, pilose, and thin walls.


[Pharmacological research] has astringent, antibacterial, spermicidal, anti-tumor effects. Precipitation of protein, tannic acid and many heavy metal ions, alkaloids and terpenoids form insoluble complexes, it can be used as a chemical antidote.

[chemical composition] mainly contains gallnut tannins.


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