Laos, Khammoune prov., Boualapha distr., Nong Seng village, Vang Phae Lay mountain, around point 17°31'02.7"N, 105°47'17.2"E. Primary and secondary dry evergreen and semideciduous broad-leaved forest on sandy alluvial terrace and slopes of river valley between karstic limestone hills at 180-220 m a.s.l. Treelet 4-5 m tall on alluvial river valley along stream. Flowers white to yellowish. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 959.
Coordinates (geographic position):17° 31′ 2.7″ N, 105° 47′ 17.2″ E ±1000 mRecord creation: 2019-01-23, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01049196 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01049196