Glycyrrhiza uralensis Fisch: alias: sweet grass (East perennial herb, 30 ~ 80 cm high, 1m). Rhizomes cylindrical, mostly transverse; The taproot is long and thick, with a reddish-brown to dark brown epidermis. Stems erect, slightly woody, covered with short white hairs and glandular scales or glandular hairs. Odd pinnate compound leaves, stipules lanceolate, caducous; The leaves are 8 ~ 24 cm long and the leaflets are 5 ~ 17. Leaflets are long, narrow and round, obovate or broadly oval to nearly round, covered by glandular scales and white hairs on both sides, and densely hairy below. Racemes axillary, shorter than leaves, dense flowers, 5 ~ 12 cm long; Calyx bell-shaped, corolla about 1/2, calyx teeth 5, lanceolate, slightly longer than calyx tube, covered with short hairs and glandular scales; Corolla lavender, long 14 ~ 23 mm, big flag petal, generous oval, round or slightly notched apex, short lower claw, straight keel petal, shorter than wing petal, all with long claws; Stamens 10, 9 bases united, filaments with different lengths and anthers with different sizes; Ovary sessile, upper part tapering into short style. Pods are flat, most of them are closely arranged in a spherical shape, long and narrow, curved into a sickle or ring, densely covered with villous adenoma, yellow-brown prickly glandular hairs or a few non-glandular hairs. 2 ~ 8 seeds, oblate or kidney-shaped, black and bright. The flowering period is from June to July, and the fruiting period is from July to September.

Born in sunny and dry brown calcium soil, with low salt content, deep soil layer and good drainage on calcareous grassland. Sand grows well on the river bank. It can't grow well or on saline-alkali land or alkaline beach.

Distributed in Heilongjiang, Jilin, Liaoning, Hebei, Shandong, Shanxi, Inner Mongolia, Shaanxi, Ningxia, Gansu, Qinghai, Xinjiang and other provinces.

North, Inner Mongolia), sweet root (Shaanxi), raw licorice (Xinjiang), sweet licorice.