Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Lamiidae Takht. ex Reveal (1993) see [unranked] lamiids
       Superorder Lamianae Takht. (1967) see Order Lamiales Bromhead (1838)
         Order Scrophulariales Lindl. (1833) see Order Lamiales Bromhead (1838)
           Family Trapellaceae Honda & Sakis. (1930) see Tribe Gratioleae Benth. (1835)
             Genus Trapella Oliv. (1887)