Heliopsis buphthalmoides

References

1. [1]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/
2. [2]Taxonomy of the genus Heliopsis (Compositae) — Fisher T.R. · 1957 ↩︎
3. [3]Food Plants in the Americas: A Survey of the Domesticated, Cultivated, and Wild Plants Used for Human Food in North, — Kermath B.M.; Bennett B.C.' Pulsipher L.M. · 2014 ↩︎A pre-publication draft of an amazing, on-going work first started in 1985. It contains information on more than 3,900 taxa from the Americas - from Arctic regions to the Tropics
4. [4]The Ethnobotany of Chinchero. — Franquemont C. Et al · Field Museum of Natural History. · 1990 · http://www.biodiversitylibrary.org · ISBN 0015-0746 ↩︎Brief details on the local uses of plants for an Andean community in southern Peru. It can be downloaded from the Internet.
5. [5]Enciclopedia de las Plantas Útiles del Ecuador — de la Torre, L., Navarrete H., P. Muriel M., Macía M.J. & Ba · Herbario QCA de la Escuela de Ciencias Biológicas de la Pontific · 2008 · ISBN 978-9978-77-135-8 ↩︎