FLORA OF LAOS Orchidaceae Dendrobium williamsonii Day & Rchb.f.
Houphan Prov., Xon Distr., Nong Hua Pa Noi village, around point 20°13′02.1′'N 103°24′23.3′'E. Primary and secondary broad-leaved evergreen forest on very steep rocky mountain slopes composed by shaly limestone at elev. 1100-1200 m a.s.l. Epiphyte on tall trees. Flowers white to light yellowish, lip center red-orange, long ciliate. Not rare. LA-VN 1227 11 April 2015 Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.
Coordinates (geographic position):20° 13′ 2.1″ N, 103° 24′ 23.3″ E ±1000 mRecord creation: 2020-06-20, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01067760 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067760