Ha Giang Prov., Bac Me Distr., Phieng Luong municipality, around Phieng Luong village.
Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1100-1150 m a.s.l. around point 22°38′07.1″N 105°19′22.1″E.
Epiphytic herb on mossy trees on shady steep rocky slope. Flowers white. Common.
Record creation: 2020-09-03, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01068915 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01068915