Fig. 2From: A test of native plant adaptation more than one century after introduction of the invasive Carpobrotus edulis to the NW Iberian PeninsulaLeast square means for whole plant dry mass in the comparisons of competition and single plant pots. Vertical lines on the left-hand side and right-hand side show 95% asymptotic confidence intervals for the lsmeans. Interval limits outside the comparison areas may lie outside of the areas shown in the graphs. Right, summaries of the Additional file 1: Table S1 analyses of Carpobrotus and native masses. *, P < 0.05; **, P < 0.01; ***, P < 0.001Back to article page