Monograph of the genus Gongora Ruiz & Pavón* W. Mark Whitten, Norris H. Williams and Mark W. Chase "Subtribal and generic relationships of Maxillarieae (Orchidaceae) with emphasis on Stanhopeinae: combined molecular evidence", "American Journal of Botany".
* W. Mark Whitten, Norris H. Williams and Mark W. Chase Subtribal and generic relationships of Maxillarieae (Orchidaceae) with emphasis on Stanhopeinae: combined molecular evidence, American Journal of Botany.