Literature

• Boeken, M. 2014. Saba en zijn orchideeën. Orchideeën 75(5): 100-117.
• The Plant List 2013. The Plant List version 1.1. [link]
• WCSP 2017. World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. [link]

Literature references linked to higher taxa

• Encyclopedia of Life. [link] (Orchidaceae)