Domain Eucaryota Subdomain Chlorota Doweld (2001) Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Subkingdom Pteridobiotina Britton & A. Br. (1896) Superphylum Cycadophytanae Doweld (2001) Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Subphylum Magnoliophytina Reveal (1996) Class Magnoliopsida Brongn. (1843) Subclass Piperidae Reveal (1994) Superorder Papaveranae Doweld (2001) [monotypic] Order Papaverales Dumort. (1829) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820) Family Fumariaceae Marquis (1820), nom. cons. - fumitory family see Subfamily Fumarioideae (Marquis) Eaton