Croton glandulosus

References

1. [1]Contributions from the United States National Herbarium Vol. 27 — Standley P.C. · Smithsonian Institute; Washington. · 1928 · http://www.biodiversitylibrary.org ↩︎Contains a Flora of the Panama Canal zone
2. [2]Plant Resources of Southeast Asia — http://proseanet.org/ ↩︎Lots of information on the uses of the plants of SE Asia.
3. [3]Manual of the Southeastern Flora. — Small J.K. · University of N. Carolina Press. · 1933 · http://www.biodiversitylibrary.org ↩︎Getting rather dated now, an immense work covering the flora of Southeastern N. America. No pictures, it is not for the casual reader. It can be downloaded from the Internet.
4. [4]Flora of Jamaica — Fawcett. W. & Rendle. A. B. · British Museum · 1910 ↩︎Rather dated, so many name changes. Nevertheless, a very good guide to the plants of the Caribbean. The book is out of copyright and can be legally downloaded from various websites.
5. [5]O gênero Croton (Euphorbiaceae) na microrregião do Vale do Ipanema, Pernambuco, Brasil — Silva, J. S., Sales, M. F. & Carneiro-Torres, D. S. · 2009 · https://doi.org/10.1590/2175-7860200960409 ↩︎
6. [6]The tribe Crotoneae (Euphorbiaceae, Crotonoideae) in the Chapada dos Veadeiros, Goiás, Brazil — Sodré R.C. et al · 2017 · https://doi.org/10.11646/phytotaxa.321.1.1 · ISBN 1179-3163 ↩︎
7. [7]Mansfeld's Database of Agricultural and Horticultural Plants — http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:4292127278597336 ↩︎Terse details of a huge range of useful plants.
8. [8]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/