1. Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061-0212, Stichting Conservation International Suriname, Gravenstraat 17, Paramaribo, Suriname, The National Herbarium of Suriname, P.O. Box 9212, Paramaribo, Suriname, Saramaka Tribe, Asindopo Village, Suriname, and Bedrijf Geneesmiddelen Voorziening Suriname, Commissaris Roblesweg, Geyersvlijt, Suriname