Literature

• Burg, M.P. van den, Proosdij, A.S.J. van, Balborda, T.M., Boeken, M., Buurt, G. van, Freitas, J. de, Houtepen, E., Leeuwen, S.J. van, Mitchell, A., Waart, S. de & Debrot, A.O. 2025. Invasive Species: Major Threat to Caribbean Netherlands Biodiversity. In: Debrot et al. 2025. State of Nature Report for the Caribbean Netherlands 2024. C001/25: 337-351. Wageningen University and Research.
• World Flora online. [link]

Literature references linked to higher taxa

• Encyclopedia of Life. [link] (Acanthaceae)
• The Plant List 2013. The Plant List version 1.1. [link] (Barleria)