- Cruden, R. W., and Sharon M. Hermann-Parker. “Butterfly Pollination of Caesalpinia Pulcherrima, with Observations on a Psychophilous Syndrome.” Journal of Ecology 67, no. 1 (1979): 155-68.
- ALLAIN, J. M. 2014. Infanticide as Slave Resistance: Evidence from Barbados, Jamaica, and Saint-Domingue. Inquiries Journal/Student Pulse [Online], 6.
- Londa Schiebinger, The Art of Medicine – Exotic abortifacients and lost knowledge, The Lancet, Vol 371 March 1, 2008. Also see her book, ‘Plants and Empire, Harvard University Press, 2007
- National Museums, Liverpool UK, History of the Trans-Atlantic Slave Trade
See full list of Individual Species References.