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 Malvanae Takht. (1967) see Order Malvales Juss. ex Bercht. & J.Presl (1820) Order Malvales Juss. ex Bercht. & J.Presl (1820) Family Malvaceae Juss. (1789), nom. cons. - mallow family Tribe Hibisceae Rchb. (1832) Genus Megistostegium Hochreutiner (1916)