Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Dilleniidae Takht. ex Reveal & Tahkt. (1993) see Order Dilleniales DC. ex Bercht. & J.Presl (1820)
       Superorder Primulanae R.Dahlgren ex Reveal (1996) see Order Ericales Bercht. & J.Presl (1820)
         Order Myrsinales Bromhead (1838) see Order Ericales Bercht. & J.Presl (1820)
           Family Theophrastaceae G.Don (1835), nom. cons. - Theophrasta family see Subfamily Theophrastoideae (Bartl.) A.DC. (1844)
             Genus Theophrasta L. (1753)