Literature

• Axelrod, F.S. 2015. A Systematic Vademecum to the Vascular Plants of Sint Eustatius. 179 pp.
• Boldingh, I. 1909. The flora of the Dutch West Indian Islands St. Eustatius, Saba and St. Martin. 321 pp. E.j. Brill., Leiden.
• Encyclopedia of Life. [link]
• 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.
• Sneep, J.W., Roon, A.C. de 1984. Euphorbiaceae. Flora of the Netherlands Antilles 3: 231-285.
• WCSP 2017. World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. [link]

Literature references linked to higher taxa

• The Plant List 2013. The Plant List version 1.1. [link] (Phyllanthus)