1. Department of Evolutionary Biology and Environmental Studies, University of Zürich, Zürich, Switzerland
2. Estación Experimental de Zonas Áridas, Consejo Superior de Investigaciones Científicas, Almería, España
3. Southeast Asia Rainforest Research Partnership, Danum Valley Field Centre, Lahad Datu, Malaysia
4. Genetics Laboratory, Forest Research Institute Malaysia, Kepong, Malaysia
5. Biotechnology Program, Faculty of Science and Natural Resources, Universiti Malaysia Sabah, Kota Kinabalu, Malaysia
6. Department of Plant Sciences, University of Oxford, Oxford, UK