Son La Prov., Van Ho Distr., Chieng Xuan Municipality, Co Hong village, territory of Xuan Nha natural reserve, Pha Luong Mountain. Remnants of primary and secondary broad-leaved evergreen forest on very steep mountain slopes composed by brown sandstone at elevation 700-1000 m a.s.l. around point 20°42′14.2″N 104°43′53.9″E. Terrestrial herb along humid ridge edge in bamboo thicket. Locally common. 12 November 2013 CPC 6964 Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.D.Qui
Coordinates (geographic position):20° 42′ 14.2″ N, 104° 43′ 53.9″ E ±1000 mRecord creation: 2020-12-28, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01076156 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01076156