Fritillaria delavayi var. banmaensis Y. K. Yang & J. K. Wu.

Bulb of 2 or 3 scales, subglobose or ovoid, 1--2 cm in diam. Stem 15--35 cm, often covered with a waxlike layer near base. Leaves 3--5, closely arranged in middle or distal part of stem, alternate or subopposite; leaf blade ovate or ovate-elliptic, 2--7 × 1--3 cm, apex obtuse or rounded. Inflorescence 1-flowered. Flower campanulate; pedicel long. Tepals yellowish, spotted or tessellated with reddish brown, narrowly elliptic or oblong-elliptic, 3.2--4.5 × 1.2--1.8 cm; nectaries inconspicuous. Stamens 1.6--2.2 cm; filaments glabrous; anthers basifixed. Style 3-lobed; lobes 0.5--4 mm. Capsule narrowly winged, ± enclosed by persistent tepals. Fl. Jun--Jul, fr. Aug--Sep.

Sandy and gravelly places, flood lands; 3400--5600 m. Qinghai, Sichuan, Xizang, Yunnan [Bhutan, Sikkim].