Protium copal

References

1. [1]Novon Vol. 9 — Missouri Botanical Garden; Missouri. · 1999 · http://www.biodiversitylibrary.org ↩︎A botanical publication with a main focus on publishing the names of new and renamed species. It can be downloaded from the Internet.
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]The Red List of Mexican Cloud Forest Trees — Editors González-Espinosa M., et al. · Fauna and Flora International; Cambridge, UK. · 2011 · http://www.globaltrees.org ↩︎Available to download from the Internet in PDF format, this publication gives some basic information on the trees of the Mexican Cloud Forests, focussing on their conservation status, but also with a description, habitat, some uses etc.
4. [4]Dictionary of Economic Plants. — Uphof. J. C. Th. · Weinheim · 1959 · ISBN - ↩︎An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
5. [5]Tropical Timbers of the World. Ag. Handbook No. 607. — Chudnoff. Martin. · USDA Forest Service. Wisconsin. · 1984 ↩︎Terse details on the properties of the wood of almost 400 species of trees from the Tropics.