Cattail root

Cattail root

(commonly used Chinese herbal medicine in Sichuan)

[synonym] Sedum sativum, mangcao (Sichuan commonly used Chinese herbal medicine), trigonometrium, Sparganium, Setaria, Sparganium (Chinese economic flora).

[source] it is the root of Cyperaceae.

[plant morphology] hirsutella

Perennial herbs, 30-120 cm high. Fibrous root with a short rhizome. Stems clustered, acute triangular; leaves reduced to two leaf sheaths, at the base of stem, membranous, brown, apex obliquely truncate. Spikelets ovate, long elliptic, 8-15 mm long, 4-6 mm wide, 3-20 connate, forming a lateral, solitary inflorescence; bracts triangular, as the extension of the stem, 2-10 cm long; scales ovate, light brown, about 4 mm long, apex short pointed, ridged, imbricate row, the bottom 1-2 empty, the other has a bisexual flower, the top atrophied, the bottom 6 bristles, Spinose; stamens 3; stigma 3-lobed. Nutlets obovate or oblate triangular, black at maturity, glossy. The heading date is from July to August.

Born in swamps, rivers, streams and fields. Distributed in Shandong, Jiangsu, Anhui, Zhejiang, Hunan, Sichuan, Yunnan, Fujian, Guangdong, Guangxi and other places.

[collection] the roots were collected in autumn and dried in the sun.

[nature and taste] common Chinese herbal medicine in Sichuan: "light, slightly bitter, cool. "

Functions and indications: common Chinese herbal medicine in Sichuan: clearing heat and diuresis. Treatment of fever, toothache, gonorrhea, leucorrhea. "

[usage and dosage] oral administration: decoction, fresh 1-2 Liang.