1. Departamento de Farmacología, Farmacognosia y Botánica, Facultad de Farmacia, Universidad Complutense de Madrid, 28040 Madrid, Spain
2. Department of Biology, Faculty of Science, Ramkhamhaeng University, Bangkapi, Bangkok, 10240, Thailand
3. Science and Education, Field Museum, Chicago, IL 60605, U.S.A.