Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Class Magnoliopsida Brongn. (1843) Subclass Hamamelididae Takht. (1967) Superorder Buxanae Takht. (1997), nom. inval. see Superorder Buxanae Takht. ex Reveal & Doweld (1999) Order Buxales Takht. ex Reveal (1996) Family Stylocerataceae Baill. ex Reveal & Hoogland (1990) see Tribe Stylocereae