Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
       Superorder Geranianae Takht. (1997), nom. inval. see Order Geraniales Juss. ex Bercht. & J.Presl (1820)
         Order Vochysiales Dumort. (1829) see Order Myrtales Juss. ex Bercht. & J.Presl (1820)
           Family Malpighiaceae Juss. (1789), nom. cons. - Barbados cherry family
             Subfamily Hiraeoideae
               Tribe Banisterieae DC. (1824)
                 Genus Peixotoa A.Juss., in A.F.C.P. Saint-Hilaire (1833)