1. State Key Laboratory of Systematic and Evolutionary Botany Institute of Botany, Chinese Academy of Sciences Beijing 100093 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. China National Botanical Garden Beijing 100093 China
4. Centro de Ciências do Mar Universidade do Algarve Gambelas Faro 8005‐319 Portugal
5. National Herbarium of New South Wales Australian Botanic Garden Locked Bag 6002 Mount Annan 2567 NSW Australia
6. Royal Botanic Gardens Kew Richmond TW9 3AB UK
7. State Key Laboratory of Genetic Engineering and Collaborative Innovation Center of Genetics and Development, Ministry of Education Key Laboratory of Biodiversity and Ecological Engineering Institute of Plant Biology, Center of Evolutionary Biology, School of Life Sciences, Fudan University Shanghai 200433 China
8. Department of Botany National Museum of Natural History, MRC‐166, Smithsonian Institution Washington DC 20013‐7012 USA