Summary of the majority rule consensus from the 5-gene (18S rDNA, atpB , rbcL, matK , and 26S rDNA) ML analysis. Names of the orders and informal names follow APG II  and Soltis et al. [2, 3], with Hydrostachys in Lamiales. Numbers above the branches are bootstrap percentages. This tree was rooted using all gymnosperm taxa as outgroups.