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 Santalanae Thorne ex Reveal (1992)
         Order Santalales R.Br. ex Bercht. & J.Presl (1820)
           Family Opiliaceae Valeton (1886), nom. cons. - Opilia family
             Tribe Opilieae Benth. (1841)
               Genus Opilia Roxburgh (1802)