1. Department of Botany, University of Hawaii at Manoa, 3190 Maile Way, Honolulu, HI, USA
2. Department of Biological Sciences, Macquarie University, NSW, Australia
3. Department of Community Ecology, Helmholtz Centre for Environmental Research-UFZ, Halle (Saale), Germany
4. Institute of Biology, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany
5. German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, Germany