Fritillaria bolensis G. Z. Zhang & Y. M. Liu; F. halabulanica X. Z. Duan & X. J. Zheng; F. pallidiflora var. plena X. Z. Duan & X. J. Zheng.
Bulb of 2 scales, ovoid or oblong-ovoid, 1--4 cm in diam.; tunic rather thick. Stem 15--45(--60) cm. Leaves 8--13, alternate, sometimes also subopposite or subwhorled; leaf blade broadly lanceolate or oblong-lanceolate, 5--7(--12) × 2--4 cm, apex obtuse. Inflorescence (1 or)2--5-flowered; bract solitary, apex acuminate. Flowers nodding, campanulate; pedicel 2--4.5 cm. Tepals pale yellow, with darker veins and some dark red spots, oblong-obovate or oblong-spatulate, 3--5 × 1.5--2 cm; nectaries ovate-oblong, deeply concave adaxially, projecting at a right angle abaxially. Stamens 2--3.5 cm; filaments glabrous; anthers subdorsifixed. Style 3-lobed; lobes ca. 2 mm. Capsule broadly winged; wings 4--7 mm wide. Fl. May--Jun, fr. Sep. 2 n = 24*.
Forests, thickets, meadows, grassy slopes, mountain steppes; 1300--2500 m. NW Xinjiang [Kazakhstan].
This species is cultivated in NE China, and the bulbs are used medicinally.
