Affiliation: | 1. Department of Botany and Zoology, Masaryk University, , 611 37 Brno, Czech Republic;2. Department of Biology, University of North Carolina, , Chapel Hill, NC, 27599‐3280 USA;3. Department of Plant and Microbial Biology, North Carolina State University, , Raleigh, NC, 27695‐7612 USA |