Oxytropis nigricans

Oxytropis nigricans

(manual of plateau Chinese herbal medicine treatment)

[source] it is the whole grass of Oxytropis nigricans.

[plant morphology] Oxytropis nigricans

Perennial herbs, 10-15 cm high. The stem is thin and weak, scattered. Pinnate compound leaves, 5-15 cm long; rachis thin, sparsely yellow villous; stipules base connate, ovate, separated from petiole, leaflets 9-25, ovate to ovate lanceolate, 5-11 mm long, 2-4 mm wide, apex acuminate, base rounded, sparsely yellow villous on both sides. 3-10 flowers arranged in axillary umbrella raceme; pedicel 8-14 cm long, with sparse villous; calyx campanulate, 4-6 mm long, 2-3.5 mm wide, densely black pubescent; yellow villous stick, calyx teeth strip; corolla blue, 12 mm long, flag petal wide ovate triangle, petal with beak only 1 / 2 mm long. Pods oblong, pendulous, 1.5-1.7 cm long, 7-8 mm wide, membranous, densely black villous. The flowering and fruiting period is from June to September.

It is found in hillside grassland or pastoral area. It is distributed in Shaanxi, Gansu, Qinghai, Sichuan, Tibet and Northwest Yunnan.

[collection] harvest from August to September and dry in the sun.

[nature and taste] 1. Manual of plateau Chinese herbal medicine treatment: "sweet, light, warm. "

② "Tibetan Plateau medicine atlas": "Gan, Wen. "

[Guijing] Manual of plateau Chinese herbal medicine treatment: "entering kidney, spleen and bladder meridian. "

[functions and indications] ① the manual of plateau Chinese herbal medicine treatment: "detoxify, cure sores, diuresis and detumescence. Treatment of ascites, skin water, rubella, erysipelas. "

② "Tibetan Plateau medicine atlas": "fever, analgesia, vomiting, diuresis. It can treat ulcer, stomach spasm and edema, and external use of ointment to treat trauma. "

[usage and dosage] oral administration: decoction, 4-6 yuan.