Vietnam, Hai Phong province, Cat Hai district, Viet Hai village, Cat Ba national park, 20°46’N 107°1’E, 0–100 m, secondary limestone forest close to sea, epiphytic or lithophytic vine with yellow latex, to 5 m long, flowers chocolate fragrant at night, open till midday, locally very common, 22 May 2016, P.V. The, Kirrily, PVTCB001-2016.
Record creation: 2021-11-12, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01122793 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01122793