Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Pteridobiotina Britton & A. Br. (1896)
         Superphylum Cycadophytanae Doweld (2001)
           Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
             Subphylum Magnoliophytina Reveal (1996)
               Class Magnoliopsida Brongn. (1843)
                 Subclass Lamiidae Takht. ex Reveal (1993) see [unranked] lamiids
                   Superorder Boraginanae Doweld (2001) [monotypic]
                     Order Boraginales Juss. ex Bercht. & J.Presl (1820)
                       1 Family Hydrophyllaceae R.Br. (1817), nom. cons. - waterleaf family see Subfamily Hydrophylloideae Burnett
                       2 Family Boraginaceae Juss. (1789), nom. cons. - borage family
                       3 Family Hoplestigmataceae Gilg (1924), nom. cons. see Family Boraginaceae Juss. (1789), nom. cons.
                       4 Family Lennoaceae Solms (1870), nom. cons. - Lennoa family see Subfamily Lennooideae