Description from
Flora of China
Fritillaria macrophylla D. Don, Prodr. Fl. Nepal. 51. 1825; Lilium macrophyllum (D. Don) Voss.
Stem 18--35 cm, glabrous. Basal leaves lorate, 30--40 × ca. 2 cm; cauline leaves 5--10, linear, 6.5--15 × 0.4--0.8(--1.7) cm. Raceme laxly 2--4(--6)-flowered; bracts narrowly linear, 1.2--1.5 cm, apex curved. Flowers funnelform; pedicel slightly curved, 0.6--1.5 cm. Tepals pale purple-red or purple, oblanceolate-oblong, 2.5--5 × 0.6--1.5 cm, base narrowed, apex obtuse or rounded. Stamens slightly shorter than tepals; filaments 2--3.5 cm; anthers ca. 5 mm. Ovary oblong, 7--8 × ca. 4 mm. Style 1.5--3.2 cm. Fl. Aug. 2 n = 24.
Rocky places in Quercus forests, grassy slopes, meadows; 2800--3400 m. Sichuan, Xizang, Yunnan [Bhutan, Nepal, Sikkim].