Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Class Magnoliopsida Brongn. (1843) Subclass Ranunculidae Takht. ex Reveal (1992) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820) Superorder Ranunculanae Takht. ex Reveal (1992) Order Circaeasterales Takht. (1997) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820) Family Kingdoniaceae A.S.Foster ex Airy Shaw (1965) see Tribe Anemoneae DC. (1817) Genus Kingdonia I.B. Balfour & W.W.Sm. (1914)