^Carnevali F., G., J. L. Tapia-Muñoz, R. Jiménez-Machorro, L. Sánchez-Saldaña, L. Ibarra-González, I. M. Ramírez & M. P. Gómez. 2001. Notes on the flora of the Yucatan Peninsula II: a synopsis of the orchid flora of the Mexican Yucatan Peninsula and a tentative checklist of the Orchidaceae of the Yucatan Peninsula biotic province. Harvard Papers in Botany 5(2): 383–466.
^Schweinfurth, C. 1961. Orchidaceae, Orchids of Peru. Fieldiana: Botany 30(4): 787–1005
^Hamer, F. 1988. Orchids of Central America. Selbyana 10(Suppl.): 1–430.
^Funk, V. A., P. E. Berry, S. Alexander, T. H. Hollowell & C. L. Kelloff. 2007. Checklist of the Plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana). Contributions from the United States National Herbarium 55: 1–584
^Dodson, C.H. & D. E. Bennett. 1989. Orchids of Peru. Icones Plantarum Tropicarum Series II. Fascicle 1–2: 1–200.