Genome-wide admixture and ecological niche modelling reveal the maintenance of species boundaries despite long history of interspecific gene flow
Article first published online: 3 APR 2014
© 2014 The Authors. Molecular Ecology Published by John Wiley & Sons Ltd.
This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.
Volume 23, Issue 8, pages 2046–2059, April 2014
How to Cite
De La Torre, A. R., Roberts, D. R. and Aitken, S. N. (2014), Genome-wide admixture and ecological niche modelling reveal the maintenance of species boundaries despite long history of interspecific gene flow. Molecular Ecology, 23: 2046–2059. doi: 10.1111/mec.12710
- Issue published online: 8 APR 2014
- Article first published online: 3 APR 2014
- Accepted manuscript online: 5 MAR 2014 06:01AM EST
- Manuscript Accepted: 28 FEB 2014
- Manuscript Revised: 27 FEB 2014
- Manuscript Received: 2 AUG 2013
- Genome British Columbia
- Forest Genetics Council of British Columbia
- Province of British Columbia Ministry of Forests and Natural Resources Operations
- Natural Science and Engineering Research Council of Canada
- UBC University Graduate Fellowship
- UBC Four Year Fellowship
- B.C government Pacific Century Graduate Scholarship
Table S1 Annotation and location in the P.glauca genome of 311 candidate gene SNPs used in this study.
Table S2 Validation statistics for P. engelmannii and P. glauca model projections for each time period within each GCM.
Table S3 Estimates of pairwise linkage disequilibrium between informative nucleotide sites across 23 genes in 132 individuals in the Picea glauca x P. engelmannii hybrid zone.
Table S4 Results of the environmental association analysis using Bayenv (a) within the hybrid zone using 311 SNPs; and (b) across the hybrid zone using 86 SNPs.
Fig. S1 Glacial and postglacial re-colonization patterns of Picea glauca, P.engelmannii and their hybrids from 21 000 years ago to the present day, based on climate niche modeling (GFDL model) and palaeoclimate data.
Fig. S2 Histogram of genotypic classes based on Introgress hybrid index, showing a higher percentage of advanced generation hybrids in the hybrid zone.
Fig. S3 Analysis of population structure in the Picea glauca x P. engelmannii hybrid zone using SNP markers.
Fig. S4 Plot of the first two principal components (PC1 and PC2) of a principal components analysis for 86 SNP loci in the Picea glauca x P. engelmanniii hybrid zone.
Please note: Wiley Blackwell is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.