Northern Vietnam, Son La prov., Muong La district., Muong La N. R., Ngoc Chien commune, around point N 21.61032° N, 104.10576° E, elev. 1320-1400 m a.s.l. Secondary evergreen broad-leaved forest on base and slope of sandstone mountains. Terrestrial perennial about 40-60 cm, flower yellow, not common.
Date: March 2, 2019, Nguyen Sinh Khang et al., NSK 1151
Coordinates (geographic position):21° 36′ 37.15″ N, 104° 6′ 20.74″ E ±1000 mRecord creation: 2019-12-31, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01058687 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01058687