Prionostemma aspera

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]Contributions to The Flora of Venezuela. — Steyermark J.A. Et al · Chicago Natural History Museum; Chicago. · 1951 - 1957 · http://www.biodiversitylibrary.org ↩︎An excellent flora, though made at a time when botanical knowledge of the areas was still very lacking.
3. [3]Sturtevant's Edible Plants of the World. — Hedrick. U. P. · Dover Publications · 1972 · ISBN 0-486-20459-6 ↩︎Lots of entries, quite a lot of information in most entries and references.
4. [4]Annals of the Missouri Botanical Gardens Vol. 52 — Missouro Botanical Garden · 1965 ↩︎An excellent botanical publication, available for download from the Internet. Amongst other things, this issue contains parts of the Flora of Panama.
5. [5]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