Da Dui Jing Cao

Da Dui Jing Cao

(Shaanxi Chinese herbal medicine)

[synonyms] Dahua Hypericum, Daye liujinu (Shaanxi herbal medicine), Laojun tea (Shaanxi herbal medicine).

[source] it is the whole plant of Hypericum brevicornum.

[plant morphology] Hypericum brevicornum

Perennial herbs. The roots are thick and brown. Stem erect, cylindrical, hollow, less branched, 30-40 cm high. Single leaf opposite; ovate or oblong, 3-9 cm long, 1.5-2.5 cm wide, apex obtuse or slightly pointed, base sessile, slightly amplexicaul, veins raised below. Flowers terminal, golden yellow, single or several synthetic cymes, about 2 cm in diameter; sepals 5, oblong; petals 5, often oblique; stamens extremely numerous; ovary often 3-5-locular, style apex 5-lobed. Capsule conic, ca. 1. 3 cm long. The flowering period is from June to July. The fruit period is from July to September.

It grows in grass or roadside on sunny hillside. It is distributed in Qinghai, Gansu, Shaanxi, Henan, Hubei, Sichuan and other places.

[collection] in summer and autumn, the aboveground parts were cut and dried in the sun or in the shade.

[nature and taste] Shaanxi Chinese herbal medicine: "the taste is bitter and slightly pungent, and the nature is flat. "

[functions and indications] 1. Shaanxi Chinese herbal medicine: "promoting blood circulation and regulating menstruation, stopping bleeding and pain, promoting diuresis and detumescence, and eliminating rheumatism. Treatment of irregular menstruation, injuries, fractures, bleeding, adverse urination, snake bites. "

② Shaanxi herbal medicine: "relieving summer heat, relieving thirst. It is used to treat summer heat. "

[usage and dosage] oral administration: decoction, 5-6 yuan. External use: grind and spread.