Son La Prov., Yen Chau Distr., Muong Lum Municipality, Na Lang Village, around point 21°01′17″N 104°30′47″E. Broad-leaved evergreen dry forest on steep slopes and on tops of ridge composed with rocky crystalline solid marble-like highly eroded limestone at elev. 900-1000 m a.s.l. Terrestrial herb in secondary open shrubs on steep slope. Occasional. HAL 9474 03 Nov. 2006 Living samples. Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.
Coordinates (geographic position):21° 1′ 17″ N, 104° 30′ 47″ E ±1000 mRecord creation: 2020-09-12, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01069749 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01069749