Fig. 1From: Plastid phylogenomic insights into relationships of all flowering plant familiesRelationships of 68 angiosperm orders in PPA II, based on maximum likelihood analysis of 80 plastid genes and 4782 samples. Bootstrap percentages less than 100 are shown. Twenty clades (labeled with roman numerals) are listed in Additional file 15: Table S2. Eight gymnosperm orders are includedBack to article page