Scientific name: Lilium concolor Salisb.English name: Vietnamese name: Bách hợp màuOther name: Lilium camschatcense auct.;
The origin of authentic specimens is unknown (“…no other collection yet than the Right Honbie Charles Greville’s, who does not know from whence he received it.”). Type not located (BM?).
Distribution: VIETNAM (occasionally cultivated as an ornamental plant in northeastern provinces). RUSSIA (Far East, Eastern Siberia). MONGOLIA. CHINA, (Hebei, Heilongjiang, Henan, Hubei, Jilin, Liaoning, Shaanxi, Shandong, Shanxi, Yunnan), KOREA, JAPAN.
Habitat and phenology: In the native area it grows in open humid forests, scrub, or moist meadows. 300–2200 m a.s.l. Flowers in May–July.