TITLE:  "How many tree species are there in the Amazon?"

 Domingos is a botanist very active in biodiversity and conservation in Brazil. His main research interests are how evolutionary processes have shaped current and past patterns of biodiversity and floral morphology. He is a systematic botanist with a strong focus on Neotropical biomes and Leguminosae (the legume family). His research involves taxonomic revisions, molecular phylogenetics, biogeography, and fieldwork in the Brazilian Amazon, Atlantic Forest, Caatinga dry forests, and Rupestrian Grasslands.

HOST: Bob Jansen and Tracey Ruhlman