Number of Amazonian tree species

A taxonomically verified checklist of all published Amazonian plant species identified 6,727 tree species, indicating that the total number of Amazonian tree species is at the low end of model estimates and providing a foundation for future research on the ecology and evolution of one of the most species-rich regions on Earth.

Article #17-06756: "Amazon plant diversity revealed by a taxonomically verified species list," by Domingos Cardoso et al.