Bulb of 2 or 3 scales, ovoid, ca. 1.5 cm in diam. Stem to 30 cm. Leaves 3--8, opposite or sometimes also whorled, distal ones occasionally alternate; leaf blade broadly linear to oblong-lanceolate, 3--8 × 0.5--2 cm, apex acuminate, not cirrose. Inflorescence 1(or 2)-flowered; bracts (1--)3, apex acuminate. Flower campanulate; pedicel 1.4--2 cm. Tepals olive green, marked and tessellated with deep purple, oblong-elliptic to obovate, 2.5--4.5 × 1.3--2 cm; nectaries ovate or orbicular. Stamens 1.2--2.4 cm; filaments glabrous. Style 3-lobed; lobes ca. 3 mm. Capsule narrowly winged, with persistent tepals. Fl. May--Jun, fr. Jul--Aug.

The bulbs are used medicinally.

* Open thickets, hill grasslands; 3400--3600 m. W Sichuan.