S.Vietnam, Thua Thien Hue Prov., Phu Loc Distr., Bach Ma National Park, S slope of Bach Ma mt, below Hai Vong Dai peak, around point 16°11'65''N 107°51'53''E at elev. about 1150 m a.s.l. Mixed and broad-leaved evergreen secondary closed mt forest on steep shale/granite slopes and cliffs. Ground root yellowish parasite on shady steep slope. Rare.
Record creation: 2026-03-15, Аверьянов Леонид ВладимировичCitation: Specimen LE 01204037 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01204037