1. Royal Botanic Gardens, Kew Richmond TW9 3AE UK
2. Department of Biological and Environmental Sciences, Gothenburg Global Biodiversity Centre University of Gothenburg Box 461 Gothenburg SE 405 30 Sweden
3. Wuhan Botanical Garden Chinese Academy of Sciences Wuhan 430074 China
4. Department of Biology University of Oxford South Parks Road Oxford OX1 3RB UK
5. Naturalis Biodiversity Center Darwinweg 2 Leiden 2333CR the Netherlands
6. German Center for Integrative Biodiversity Research (iDiv) Halle – Jena – Leipzig Puschstrasse 4 Leipzig 04103 Germany
7. Department of Biology Philipps University Marburg Karl‐von‐Frisch‐Straße 8 Marburg 35043 Germany