Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Biota "neomura" Domain Eukaryota Chatton, 1925 - eukaryotes neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes neozoa Cavalier-Smith 1993 Superkingdom Corticata Lankester, 1878 Kingdom Plantae Haeckel (1866) - plants Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants Infrakingdom Streptophyta C. Jeffrey (1967) Superphylum Embryophyta "polysporangiophytes" Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) - vascular plants [Subphylum] Euphyllophytina Infraphylum "Radiatopses" Kenrick & Crane (1997) "lignophytes" Class Spermatopsida "core seed plants" Subclass Magnoliidae Novák ex Takht. (1967) - angiosperms "core angiosperms" "eudicots" Superorder Ranunculanae Takht. ex Reveal (1992) [Order] Ranunculalesᵀ Juss. ex Bercht. & J. Presl (1820) 1 Family Eupteleaceae K. Wilh. (1910), nom. cons. 2 Family Lardizabalaceae R. Br. (1821), nom. cons. - Lardizabala family 3 Family Circaeasteraceae Hutch. (1926), nom. cons. [monotypic] - Circaeaster family 4 Family Menispermaceae Juss. (1789), nom. cons. - moonseed family 5 Family Berberidaceae Juss. (1789) - barberry family 6.1 Genus †Sagaria S. Bravi et al. (2010) [monotypic] 6.2 Family Ranunculaceaeᵀ Juss. (1789) - buttercup family 7 Family Papaveraceae Juss. (1789) - poppy family