Son La Prov., Moc Chau Distr., Van Ho Municipality, Hua Tat village, around point 20°46′18″N 104°47′29″E.
Broad-leaved evergreen forest with Pinus kwangtungensis and Podocarpus pilgeri on tops of ridge composed with rocky crystalline solid marble-like highly eroded limestone at elev. 1200-1350 m a.s.l.
Lithophytic herb on shady cliff. Not rare.
HAL 9318 28 Oct. 2006 DNI fix. Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.
Coordinates (geographic position):20° 46′ 18″ N, 104° 47′ 29″ E ±1000 mRecord creation: 2021-11-09, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01077230 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01077230