1 Department of Forest Ecosystems and Society, Oregon State University, Corvallis, OR 97331, USA. steve.strauss@oregonstate.edu.
2 Department of Plant Biotechnology and Bioinformatics, Ghent University and Center for Plant Systems Biology, VIB, 9052 Ghent, Belgium.
3 Department of Forestry and Environmental Resources, North Carolina State University, Raleigh, NC 27695, USA.
4 Chapel Hill, NC 27517, USA.
5 Department of Biology, Syracuse University, Syracuse, NY 13244, USA.
6 School of Forest Resources and Conservation, University of Florida, Gainesville, FL 32611, USA.
7 State Key Laboratory of Subtropical Silviculture, School of Forestry and Biotechnology, Zhejiang A&F University, Hangzhou 311300, China.
8 Forest Sciences Centre, University of British Columbia, Vancouver, BC V6T 1Z4, Canada.
9 Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602, USA.
10 Department of Biochemistry, Genetics, and Microbiology, and Forestry and Agricultural Biotechnology Institute, University of Pretoria, Pretoria 0002, South Africa.
11 Umeå Plant Science Centre, Department of Forest Genetics and Plant Physiology, Swedish University of Agricultural Sciences, 90183 Umeå, Sweden.
12 UMR BioForA, INRA, ONF, 45075 Orléans, France.
13 College of Environmental Science and Forestry, Syracuse, NY 13210, USA.
14 Faculty of Forestry, Geography and Geomatics, Université Laval, Quebec, QC G1V 0A6, Canada.
15 Facultad Ciencias Forestales, Universidad de Concepción, Concepción, Chile.