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. 2020 Jul 16;10(9):3285–3297. doi: 10.1534/g3.120.401327

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Copyright © 2020 Montanari et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Principal component analysis plots. PC1 vs. PC2 plots are shown for a) all accessions; b) Occidental accessions; c) Admixed accessions; and d) Oriental accessions. Colors are assigned based on the known species assignment for a, and on the new species assignment proposed in this study for b, c and d. The percentages of variation accounted for by each PC1 and PC2 are displayed on the axes. In plot a the major groups of species are shown with circles on the chart, and with bars on the legend.