Strychnos diaboli

References

1. [1]Fruits of the Guianan Flora — van Roosmalen. M.G.M. · Institute of Systematic Boyany, Utrecht University; Netherlands. · 1985 · ISBN 90-9000988-4 ↩︎Terse descriptions of over 1,700 species from the Guianas that bear fruits - not necessarily edible! Often mentions if the fruit is edible, plus gives brief description of habit and habitat.
2. [2]Medicinal Plants of the Guianas — DeFilipps, R. A.; Maina, S. L.; & Crepin, J. · Smithsonian Museum · http://botany.si.edu/bdg/medicinal/index.html ↩︎A down-loadable PDF document of a book in pre-publication awaiting illustration. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region
3. [3]Flora of Peru — Macbride. J.F. · Field Museum of Natural History · 1936 ↩︎An excellent attempt at a Flora of Peru, though it is clear that many of the plants were imperfectly known at that time and so information on them was sketchy. Available for download from the Internet.