Attalea butyracea (IMAGE) Smithsonian Tropical Research Institute Caption The authors sampled 298 Attalea palms across four regions from Napo, near the Ecuadorean Andes, to three regions in the Brazilian Amazon. Credit Abad-Franch et al. Usage Restrictions This image may be freely reused so long as the authors and original work are cited: Abad-Franch et al., PLoS Negl Trop Dis 4(3). License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.