1. Instituto de Biologia Universidade Federal de Uberlândia Rua Ceará s/n Uberlândia MG 38400‐902 Brazil
2. Department of Biological Sciences The University of Alabama 411 Mary Harmon Bryant Hall Tuscaloosa AL 35487 USA
3. Department of Biology Appalachian State University Boone NC 28608 USA
4. DIADE Research Unit Université de Montpellier, IRD Montpellier F‐34394 France
5. Mount Maluku Central Research Station Zambia Agriculture Research Institute Chilanga Private Bag 7 Zambia
6. Biocontrol Program Kibaha PO Box 30031 Tanzania
7. Donald Danforth Plant Science Center 975 North Warson Road St. Louis MO 63121 USA