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Semen Litchi

[Chinese medicine name] lizhihe [English name]Litchi Semen [Medicinal site] Mature seeds of Litchi chinensis Litchi chinensis Sonn. [Plant form] Evergreen trees, up to 20 meters. The bark is gray-green with brown spots; the upper part of the stem is more branched and the branchlets have white...

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[Chinese medicine name] lizhihe

[English name]Litchi Semen

[Medicinal site] Mature seeds of Litchi chinensis Litchi chinensis Sonn.

[Plant form] Evergreen trees, up to 20 meters. The bark is gray-green with brown spots; the upper part of the stem is more branched and the branchlets have white spots and pubescence. Even-pinnate, alternate, 2--5 pairs; leaflet leathery, leaf blade elliptic to oblong-lanceolate, apex acuminate, base cuneate, slightly oblique, entire, green to dark green above, glossy , Below the pale green with a little white powder. Panicles terminal, flowers small, heterozygous; perianth cupular, pale green, 4-lobed, 2-3 mm wide, margin shallowly undulate, densely rust-colored pilose, disk annular, fleshy; stamens 6-10 , Mostly 8 pieces, born on disk, filaments separated, pilose; pistil 1 pieces, ovary superior, short-handled, born in disk center, ovary obcordate, 2 to 3 rooms, each with 1 ovules, usually only 1 cell development, style linear, apical bifid. Fruit drupelike, subglobose or ovoid, 3–4.5 cm long, approximately equal in diameter and length, with a thin, nearly leathery surface, with knob-like protrusions on the surface, dark red. The seeds are oblong, brownish or purple-brown, shiny, with slight depressions and fine corrugations; the seed is ariled, white, succulent, sweet, and easily separable from the nucleus. Flowering from March to March, fruiting period from June to July.

[Origin distribution] Born on the wasteland or roadside, our country is more cultivated. Distributed in Fujian, Taiwan, Guangdong, Hainan, Guangxi and eastern Yunnan.

[Harvesting and Processing]The mature fruits were picked in the summer and the peels and flesh were removed, washed and dried.

[Herb character]Litchi Semen oval or oval, slightly flat. The surface is red-brown or purple-brown, smooth, shiny, with slight depressions and fine ripples. There is a rounded yellow-brown umbilicus at one end. Hard, yellow cotyledons. Gas micro, Wei Gan, bitter, astringent.

 

Pharmacological research: Litchi Semen has hypoglycemic effect, inhibits hepatitis B antigen, and reduces liver glycogen.

 

[chemical composition] Litchi Semen contains fatty acid, amino acid, polyflorin, α-methylene cyclopropyl glycine, 3-hydroxybutanone, isobutene, humulus and other ingredients.

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