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 Theales Lindl. (1833) see Order Ericales Bercht. & J.Presl (1820) Family Oncothecaceae Kobuski ex Airy Shaw (1965) - Oncotheca family 1 Genus Oncotheca Baill. (1891)