Bulb subovoid, 1.5--3.5 cm in diam.; scales rather lax, white, lanceolate, 3.5--4 cm × 6--7 mm. Stem 10--45 cm. Leaves highly variable, clustered to scattered, linear, narrowly lanceolate, lanceolate, or oblong-lanceolate, 5--12 × 0.3--2 cm, margin papillose. Bracts 5--13 cm × 3--10 mm. Flowers usually solitary, occasionally 2 or 3, nodding. Tepals yellow, pale yellow, or pale yellowish green, with purple-red spots or unspotted, lanceolate or narrowly ovate-lanceolate, 4.5--5.7 × 0.9--1.6 cm; inner ones with fimbriate projections on both surfaces of nectaries. Stamens converging, 1.5--2 cm; filaments glabrous; anthers 7--10 mm. Ovary 1--1.2 cm × 3--4 mm. Style ca. 1 cm. Capsule 2--3 × 1.5--2 cm. Fl. Jun--Jul, fr. Aug--Sep.
* Forests, bushy slopes, alpine grasslands; 2500--4500 m. Sichuan, Xizang, Yunnan.