Calyptrogyne Costatifrons (image) Smithsonian Tropical Research Institute Share Print E-Mail Caption The palm genus Calyptrogyne is native to Central America. Eleven of the 17 known species, like C. costatifrons, are endemic to Panama. Because many plant species are only found in small, hard to reach areas, the total number of plant species in the tropics is still unknown. Credit Courtesy of STRI/ Rolando Perez Usage Restrictions Credit: STRI Share Print E-Mail 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.