Template:Chase et al., 2009
- Chase, M.W., Williams, N.H., Faria, A.D., Neubig, K.M., Amaral, M.C. & Whitten, W.M. (2009) Floral convergence in Oncidiinae (Cymbidieae; Orchidaceae): an expanded concept of Gomesa and a new genus Nohawilliamsia. Annals of Botany, 104(3): 387–402. DOI: 10.1093/aob/mcp067