1. Department of Agricultural Sciences, National University of Colombia at Palmira Research Group in Orchids, Ecology, and Plant Systematics. National University of Colombia at Palmira
2. Department of Biology, University of Puerto Rico at Río Piedras, PO Box 23360, San Juan, Puerto Rico 00931-3360
3. Rice Pathology Program, CIAT-Colombia of Palmira
4. Department of Animal Sciences, National University of Colombia, Palmira
5. Department of Biological Sciences, National University of Colombia, Palmira and Institute of Environmental Studies, IDEA National University of Colombia at Palmira