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 Papaverales Dumort. (1829) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820) Family Hypecoaceae Willk. & Lange (1880) see Tribe Hypecoeae Dumort. (1827) Genus Hypecoum L. (1753) - St. John's worts