2012年5月24日星期四

Sargentodoxa cuneata



This product is used Sargentodoxa Lardizabalaceae plants cuneata (Oliv. ) Rehd. Et Wils. stems. ( British) Sargentgloryvine Stem
Alias : red vine, big circulation, fern heart vine, red, yellow, Gengteng were seven streaky, Homalomena, Caulis sargentodoxae.
Plant morphology: deciduous vine. Stems brown, rounded, with stripes. Three leaves alternate; petiole is long, above the groove; intermediate leaflets rhombic ovate,7 to 12cm in length, width 3 ~7cm, apex acute, base cuneate, entire, with handle larger, lateral lobes, both sides of the base of asymmetry, without handle. Flowers unisexual, dioecious, axillary racemes, pendulous; flowers yellow, sepals 6, diamond shaped circular, stamens 6, filaments very short; female sepals, petals as in male, with sterile stamens 6, ovary inferior,1 rooms, ovule 1. Berry ovoid. Seeds ovoid, black, shiny. Florescence 3 ~ May, fruit period from 8 to October.
Born in the hillside woodland, streams; cultivation. Production of Hubei, Sichuan, Jiangxi, Henan, Jiangsu; Anhui, Zhejiang also is produced.
Processing : from 8 to September or annual harvest, dried.
Traits: a cylindrical stem, slightly curved, ca.30cm, diameter of 1~ 3cm. Surface brown or gray-brown, rough, with a shallow groove and a transverse crack, often scaly skin peeling off the dark red brown. Tough, section bark red-brown, several inwards embedded in the wood, wood yellow-white, catheter via hole is radially arranged; ray. Gas micro, a slightly astringent.
Chemical composition: stem tannin.
Taste: flat, taste bitter.
Functions: detoxification, blood circulation, expelling wind. For acute appendicitis abdominal pain, dysmenorrhea, amenorrhea rheumatism, traumatic head pain.

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