Huangjiegudan

Huangjiegudan

(Shaanxi Chinese herbal medicine)

[source] it is the root of Caryophyllaceae.

[plant morphology] shanmacai, also known as Dianthus acutissima, shilancai and xiacao acutissima.

Perennial herbs, 30-50 cm high. The roots are stout and yellowish brown. Stem much branched, smooth glabrous. Leaves simple, opposite, lanceolate or linear lanceolate, 2-5 cm long, 1-3 mm wide, apex obtuse, base slightly narrow, entire; sessile. Panicle terminal; flowers small, white or pink; calyx campanulate, 5-lobed, lobes marginal membranous; petals 5, oblong, longer than calyx; stamens 10; style 2 (3), ovary 1-locular, ovules numerous. Capsule ovoid, flowering in summer and autumn.

It grows in mountains and plains. It is distributed in Jiangsu, Shaanxi and North China.

[collection] in autumn.

[chemical composition] it contains Caryophyllin, which is a polysaccharide made from gossypiogenin, glucuronic acid, galactose, arabinose, xylose, fucose, rhamnose and glucose.

[nature and taste] Shaanxi Chinese herbal medicine: "it is light in taste and cool in nature. "

[function indications] Shaanxi Chinese herbal medicine: "promoting blood circulation, dispersing blood stasis, detumescence and pain relief, transforming putrefaction and promoting muscle regeneration. Treatment of traumatic injury, fracture, trauma. "

[usage and dosage] oral: decoction, 2-3 yuan. External use: tamping.