1. Department of Plant Biology, Michigan State University, East Lansing, Michigan, USA
2. Korean Lichen Research Institute, Sunchon National University, Suncheon, South Korea
3. Department of Biostatistics, Yale School of Public Health, New Haven, Connecticut, USA
4. Department of Mathematics and Computer Science, University of Strasbourg, Strasbourg, France
5. Department of Ecology and Evolutionary Biology, Yale University, New Haven, Connecticut, USA
6. Department of Plant, Soil and Microbial Sciences, Michigan State University, East Lansing, Michigan, USA