FLORA OF VIETNAM
Orchidaceae
Rhomboda petelotii (Gagnep.) Ormerod

N.Vietnam, Bac Kan Prov., Ba Be Distr., Nam Mau Municipality Nam Dai village, Ba Be National Park around point 22025′ 651′'N 1050 35′ 613′'E. Near primary closed evergreen broad-leaved forest on top of remnant mountains composed with crystalline highly eroded marble-like limestone at elevation 704 m a.s.l. Lithophyte. Leaves purplish beneath.
HLF 552 21 Dec. 2002.
Coll. Nguyen Tien Hiep, Jacinto Regalado, Duong Van Xy, Bang Tien Sy
Grant from Henry Luce Foundation.