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 Rhamnanae Takht. ex Reveal (1992) see Order Rosales Bercht. & J.Presl (1820) Order Rhamnales Dumort. (1829) see Order Rosales Bercht. & J.Presl (1820) Family Rhamnaceae Juss. (1789), nom. cons. - buckthorn family Tribe Zizipheae see Tribe Paliureae Reissek ex Endl. (1840) Genus Chaydaia Pitard, in Lecomte (1912) see Genus Rhamnella Miquel (1867)