Bulb ovoid or subglobose, ca. 4 cm in diam.; scales lanceolate, 2.5--4 × 0.8--1.5 cm. Stem 60--120 cm. Leaves scattered, narrowly lanceolate, 12--15 × 0.9--1.4 cm, glabrous, 3-veined. Flowers usually 5 or 6 in a raceme, open campanulate. Tepals white, with an obvious, purple-red or deep purple-red blotch at base adaxially, sometimes also with purple-red speckles, suboblong-lanceolate, 3.5--5 × 1.2--1.4(--2) cm; nectaries green, not papillose. Stamens converging apically; filaments ca. 2 cm, glabrous; anthers ca. 1 cm. Ovary 0.9--1.3 cm × 2--3 mm. Style 1.5--2.2 cm. Fl. Jun--Jul.

* Mixed forests; ca. 2800 m. W Sichuan, NW Yunnan.