Oxytropis annulata

Oxytropis annulata

(commonly used Chinese herbal medicine in Tibet)

[synonym] e Da Xia (Tibetan name).

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

[plant morphology] Oxytropis annulata

Perennial herbs. The root is stout and the root bark is dark brown. The stem is very short, surrounded by persistent stipules and petioles. Pinnate compound leaves dense, 5-20 cm long; stipules lanceolate, connected with petiole base, densely covered with white woolly hairs; leaflets very small, many and dense, every 3-6 small impeller, ovate or suborbicular, about 0.3-0.5 cm long, sparsely covered with woolly hairs and verrucous glands below. Raceme with 5-15 flowers; pedicel nearly as long as compound leaf, densely covered with white hairs; calyx tubular, about 1 cm long, sparsely covered with black and white hairs and glands; corolla blue purple. Pods oblong, slightly curved, glabrous, with verrucous glands.

Born on dry mountain slopes. Distributed in Tibet and other places.

[collection] harvest from July to September.

It is cool in nature and bitter in taste.

[function indications] hemostasis, anti-inflammatory, antidiarrheal and analgesic. Treatment of trauma bleeding, sore inflammation, enteritis and diarrhea. External use can reduce swelling and relieve pain.

[usage and dosage] oral administration: decoction, 1-3 yuan. External use: tamping.