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 Celastranae Takht. (1967) see Order Celastrales Link (1829) Order Icacinales Tiegh. (1900) Family Sphenostemonaceae P. Royen & Airy Shaw (1972) see Family Paracryphiaceae Airy Shaw (1965) Genus Sphenostemon Baill. (1875)