1. Canada’s Michael Smith Genome Sciences Centre, BC Cancer , Vancouver, BC V5Z 4S6 , Canada
2. Department of Forest and Conservation Sciences, University of British Columbia , Vancouver, BC V6T 1Z4 , Canada
3. Michael Smith Laboratories, University of British Columbia , Vancouver, BC V6T 1Z4 , Canada
4. Canada Research Chair in Forest Genomics, Laval University , Quebec City, QC G1V 0A6 , Canada
5. Department of Botany, University of British Columbia , Vancouver, BC V6T 1Z4 , Canada
6. Faculty of Natural Resources Management, Lakehead University , Thunder Bay, ON P7B 5E1 , Canada