Macradenia R. Br., Bot. Reg. 8: t. 612. 1822 sec. Salazar, G. A., Solano, R., Jiménez-Machorro, R., Carnevali, G., Hágsater, E. & Sosa, V. 2025: Revision of taxa, names and designations of Orchidaceae for the eFloraMEX.
- =Rhynchadenia A. Rich., Hist. Fís. Cuba, Bot. 11: 248. 1841 syn. sec. Salazar, G. A., Solano, R., Jiménez-Machorro, R., Carnevali, G., Hágsater, E. & Sosa, V. 2025: Revision of taxa, names and designations of Orchidaceae for the eFloraMEX.
- =Serrastylis Rolfe, Bull. Misc. Inform. Kew 158. 1894 syn. sec. Salazar, G. A., Solano, R., Jiménez-Machorro, R., Carnevali, G., Hágsater, E. & Sosa, V. 2025: Revision of taxa, names and designations of Orchidaceae for the eFloraMEX.