1. Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, IA, USA
2. Universidade Estadual de Feira de Santana, Departamento de Ciências Biológicas, Programa de Pós-graduação em Botânica, Avenida Transnordestina s.n., Feira de Santana, Bahia, Brazil
3. Conservation Science, Royal Botanic Gardens, Kew, Richmond, Surrey, UK
4. School of Biological Sciences, University of Western Australia, Crawley, WA, Australia