Affiliation: | 1. Hendrix College, 1600 Washington Ave, Conway, Arkansas 72032 USA;2. Departmento de Botánica, Instituto de Biología, Universidad Nacional Autónoma de México, A.P. 70‐233, Mexico City 04510 México;3. Department of Forestry and Environmental Resources, North Carolina State University, Research Triangle Park, North Carolina 27709 USA;4. National Forest Genetics Laboratory, USDA Forest Service, Placerville, California 95667 USA;5. USDA Forest Service, Northern Research Station, Institute for Ecosystem Studies, 5985 Highway K, Rhinelander, Wisconsin 54501 USA;6. Genetic Resource Program, Northern, Rocky Mountain, Southwestern, and Intermountain Regions, USDA Forest Service, Moscow, Idaho 83843 USA;7. 301 North Main #214, Layton, Utah 84041 USA;8. W. J. Beal Botanical Garden, Department of Plant Biology, Michigan State University, East Lansing, Michigan 48824 USA |