1. Royal Botanic Gardens, Kew, Richmond, Surrey, UK
2. Laboratoire de Reproduction et Développement des Plantes, École Normale Supérieure de Lyon, INRAE, CNRS, 46 Allée d’Italie, 69364 Lyon Cedex 07, France
3. Department of Ecology and Evolutionary Biology, University of Toronto, Toronto Ontario, Canada
4. Australian National Herbarium, Centre for Plant Biodiversity Research, GPO Box 1600, Canberra ACT, Australia
5. Muséum National d’Histoire Naturelle, UMS 2006 PatriNat, Paris, France
6. Institut für Biologie, Freie Universität Berlin, Systematische Botanik und Pflanzengeographie, Altensteinstraße 6, D-14195, Berlin
7. Halophytes and C4 Plants Research Laboratory, Department of Plant Sciences, School of Biology, College of Science, University of Tehran, Tehran, Iran
8. Institute of Biology and Environmental Science, Vegetation Science & Nature Conservation, University of Oldenburg, Oldenburg, Germany
9. Nees-Institut für Biodiversität der Pflanzen, Rheinische Friedrich-Wilhelms-Universität Bonn, Meckenheimer Allee 170, D-53115 Bonn, Germany
10. Facultad de Ciencias Agronómicas and Departmento de Silvicultura y Conservación de la Naturaleza, Universidad de Chile, Santa Rosa 11315, La Pintana, Santiago 8820000, Chile
11. Systematic Biology, Department of Organismal Biology, EBC, Uppsala University, Norbyvägen 18D, SE-75236 Uppsala, Sweden
12. School of Integrative Plant Science, Section of Plant Breeding & Genetics and Section of Plant Biology, 240 Emerson Hall, Cornell University, Ithaca, New York 14853 USA
13. NewLeaf Symbiotics, Inc., 1005 North Warson Road, Saint Louis, MO 63132, USA
14. Centre for Middle Eastern Plants, Royal Botanic Garden, Edinburgh, 20A Inverleith Row, Edinburgh, EH3 5LR, UK
15. Department of Environment and Agriculture, Curtin University, Bentley, Western Australia 6102, Australia