Szlachetko, Dariusz L., Joanna Mytnik-Ejsmont, Marcin Górniak, and Agnieszka Romowicz. 2006. “Siederella Szlach. & Al. and Irenea Szlach. & Al. - New Genera of the Tribe Oncidieae (Orchidaceae)”. Biodiversity: Research and Conservation, no. 1-2 (December):4-6. https://doi.org/10.14746/biorc.2006.1-2.1.