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Semen Torreyae

[Chinese medicine name] feizi [English name] Torreyae Semen. [Source] Dried mature seed of Torreya grandis Fort. of Taxaceae. [Plant form] Evergreen trees, up to 25 meters. An annual branch of green, two to three years old branches dark green yellow or gray-brown, slightly purplish. Leaves...

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[Chinese medicine name] feizi

[English name] Torreyae Semen.

[Source] Dried mature seed of Torreya grandis Fort. of Taxaceae.

[Plant form] Evergreen trees, up to 25 meters. An annual branch of green, two to three years old branches dark green yellow or gray-brown, slightly purplish. Leaves spirally arranged, twisted into two rows; leaf blade linear, length 11 ~ 25 mm, width 2.5 ~ 3.5 mm, apex convex, dark purple above, shiny, light green below, there are one on each side of the midrib and the vein with Wide yellow-white stomatal band. Flower unisexual, dioecious, male cones cylindrical, about 8 mm long, stamens majority, each with 4 anthers; female flower sessile, paired born in leaf axils. Seeds drupe-shaped, elliptic, ovate or obovate-oblong, 2–4.5 cm long, matte-skins pale purple-brown when ripe, with white powder, apical dimples, base with persistent sepals, endosperm micro wrinkle. Flowering in April, seeds mature in October.

[Place of Origin] Born in warm, rainy yellow, red and yellow cinnamon areas. It is a species unique to China. Distributed in Jiangsu, Zhejiang, Anhui, Fujian, Jiangxi, Hunan, Guizhou and other provinces. There are also artificial cultivation.

[Harvesting]Semen Torreyae is harvested at the time of ripening, and the fleshy aril is removed, washed and dried.

[Herb character] This product is oval or long oval, 2 to 3.5 cm long, 1.3 to 2 cm in diameter. The surface is gray-yellow or yellow-brown-brown, with longitudinal wrinkles. One end is blunt, oval-shaped umbilicus is visible, and the other end is slightly pointed. Cortex hard, about 1 mm thick. The seed kernels are shrunken, the endosperm is gray-brown and membranous; the endosperm is yellow-white, hypertrophied and oil-rich. Gas slightly, taste sweet and astringent.

Pharmacological research: Torreya nucifera, a Japanese wolfberry fruit, contains alkaloids that have a contractile effect on the uterus and folks use abortions.

 

[chemical composition] Semen Torreyae seeds contain 54.3% of fat oil, its unsaturated fatty acid content as high as 74.88%.

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