1. Center for Pharmacognostic Research on Panamanian Flora (CIFLORPAN), University of Panama, Apartado 10767, Estafeta Universitaria, and aSmithsonian Tropical Research Institute, Panama, Rep. of Panama
2. Applied Pharmacobiology Research Center, University of Navarra, E-31080, Pamplona, Spain
3. Herbarium of the University of Panama and Smithsonian Tropical Research Center, P.O. Box. 2072, Balboa, Panama
4. 4Coordinator Subprogram X. Iberoamerican Program of Science and Technology for Development (CYTED) and Department of Pharmacology, School of Medicine, University of Panama