Department of Botany and Plant Physiology, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Czech Republic.
Department of Organic Plant Production and Agroecosystems Research in the Tropics and Subtropics, Faculty of Organic Agricultural Sciences (Witzenhausen campus), University of Kassel, Germany.
Instituto Veterinario de Investigaciones Tropicales y de Altura (Experimental Station Pucallpa), Facultad de Medicina Veterinaria, Universidad Nacional Mayor de San Marcos, Peru.
Laboratory for Tropical and Subtropical Agronomy and Ethnobotany, Department of Plant Production, Faculty of Bio-Science Engineering, Ghent University, Belgium.
Laboratory of Flora, Institute of Biology and Soil Science, National Academy of Sciences of the Kyrgyz Republic, Bishkek, Kyrgyzstan.
Tropical Botanical Garden of The Tropical Research Institute (IICT), Lisboa, Portugal.