Variation in species richness, diversity, and equitability in Gilbertiodendron dewevrei forest and mixed terre firme forest. Top row of panels shows analyses including G. dewevrei stems; lower row of panels shows analyses excluding stems of G. dewevrei. Boxes bound the first and third quartiles respectively, with the median within the box. Whiskers represent 1.5 times the interquartile range plus or minus the first and third quartiles respectively. Stars indicate Welch two-sample t-test significance levels (*** p < 0.001, ** p < 0.01).