Fig. 5From: Evolution, ecology and systematics of Soldanella (Primulaceae) in the southern Apennines (Italy)DensiTree plot for the ITS data. DensiTree plot for the calibrated Bayesian tree based on the ITS data. The consensus trees are drawn with the superimposition of the root canal. Node labels indicate posterior support (shown only for values >50 %). Axis scale is in million of yearsBack to article page