Diversity statistics computed using 29911 Panzea SNP markers over the whole panel and five main genetic groups.

a<p>Abb: abbreviation describing the group,</p>b<p>N<sub>q</sub> = ∑<sub>i</sub> δ<sub>iq</sub> with i the index of lines and q the index of groups, δ<sub>iq</sub> the assignment proportion of line i to group q according to STRUCTURE software <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0071377#pone.0071377-Pritchard1" target="_blank">[40]</a>, <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0071377#pone.0071377-Falush1" target="_blank">[41]</a> using 55 SSRs, Nq the number of lines in group q;</p>c<p>number of lines assigned to group q with a genome proportion above 0.8;</p>d<p>mean similarity within each group, calculated with IBS (identity by state);</p>e<p>expected heterozygosity inside each group computed with r-Hierfstat <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0071377#pone.0071377-Goudet1" target="_blank">[46]</a>;</p><p>f percentage of polymorphic loci within each group,</p>d,e,f<p>statistics were computed considering lines with assignment to one group above 0.8.</p>