Fritillaria tachengensis X. Z. Duan & X. J. Zheng; F. tachengensis var. nivea Y. K. Yang & S. X. Zhang; F. yuminensis var. albiflora X. Z. Duan & X. J. Zheng; F. yuminensis var. roseiflora X. Z. Duan & X. J. Zheng; F. yuminensis var. varians Y. K. Yang & G. J. Liu.

Bulb of 2 or 3 scales, subglobose, ca. 1.5 cm in diam. Stem 30--50 cm. purple. Leaves 9--11, basal 2 opposite, middle ones in a whorl of 3 or 4, distal ones opposite or alternate; leaf blade lanceolate to linear, 5--5.5 × 0.8--2 cm, apex cirrose. Inflorescence 1(or more)-flowered; bracts 3, apex cirrose. Flower nodding, campanulate; pedicel 1--2 cm. Tepals pink, light blue, or dark blue, not tessellated, oblong or ovate-oblong, 1.5--2.2 × 0.6--1.5 cm; nectaries projecting at a right angle abaxially. Style scarcely 3-lobed; lobes less than 1 mm. Capsule broadly winged; wings 3--4 mm wide. Fl. Apr--May, fr. Jun--Jul. 2 n = 24*.

The bulbs are used medicinally.

* Forest margins, open gravelly slopes; 1700--2800 m. NW Xinjiang.