Cyperus ligularis

References

1. [1]African Flowering Plants Database — Conservatoire et Jardin Botaniques. · http://www.ville-ge.ch/musinfo/bd/cjb/africa/recherche.php ↩︎Contains information on over 150,000 plant names (including synonyms) giving a description and habitat, plus a distribution map.
2. [2]Flora of Guatemala — Standley P.C. & J. A. Steyermark · 1946 - 1976 · http://www.archive.org/ ↩︎A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
3. [3]Non-timber forest products of the North-West District of Guyana — van Andel T.R. · Tropenbos-Guyana Programme; Georgetown, Guyana · 2000 · ISBN 90-393-2536-7 ↩︎A very detailed study of the peoples and the plants they use, it includes a field guide to almost 500 species of useful plants.
4. [4]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
5. [5]Cyperaceae of Economic, Ethnobotanical and Horticultural Importance: A Checklist — Simpson D.A.; Inglis C.A. · The Royal Botanic Gardens; Kew, London · 2001 · ISBN 1-84246-038-2 ↩︎An excellent and very comprehensive checklist, giving the range, habitat and uses of over 500 species.