Comparisons of diversity metrics of Acacia longifolia between invaded countries and two native range genetic clusters A expected heterozygosity B observed heterozygosity C allelic richness D inbreeding coefficient. The two native range clusters were identified via STRUCTURE analysis. Kruskal-Wallis test results are shown on the upper right corner, with 5 degrees of freedom. Spain was excluded from the analysis due to the low number of populations sampled.