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 Theanae R.Dahlgren ex Reveal (1993) see Order Ericales Bercht. & J.Presl (1820)
         Order Lecythidales Cronquist (1957) see Order Ericales Bercht. & J.Presl (1820)
           Family Lecythidaceae A.Rich. (1825), nom. cons. - Brazil-nut family
             1 Tribe Griadeae Pichon (1946)
             2 Tribe Couroupiteae Pichon (1946)
             3 Tribe Lecythideae DC. (1827)
             4 Tribe Couratarieae Pichon (1946)
             5 Tribe Bertholetieae nom. null. see Tribe Bertholletieae Pichon (1946)