FLORA OF VIETNAM. Orchidaceae. Acampe rigida (Buch.-Ham. ex Sm.) P.F.Hunt. Thanh Hoa Prov., Thuong Xuan Distr., Van Xuan Municipality, Hang Cao village, Xuan Lien Natural Reserve. Remnants of primary and secondary broad-leaved evergreen forest on highly eroded rocky limestone hills at elevation 100-200 m a.s.l. around point 19°50'47.2"N 105°14'42.7"E. Lithophytic undershrub to 1 m tall on vertical open cliffs near mountain top. Common. 8 November 2013 CPC 6937. Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.D.Qui
Coordinates (geographic position):19° 50′ 47.2″ N, 105° 14′ 42.7″ E ±1000 mRecord creation: 2019-05-09, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01050336 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01050336