Literature

• Mori, S.A., Gracie, C.A. 2007. Flowering Plants. Plants and Lichens of Saba Virtual Herbarium of The New York Botanical Garden. [link]
• Posthouwer, C., Verheijden, T.M.S., Andel, T.R. van 2016. A Rapid Sustainability Assessment of Wild Plant Extraction on the Dutch Caribbean Island of St. Eustatius. Economic Botany 20(10): 1-12.
• 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]