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 Ranunculales Juss. ex Bercht. & J.Presl (1820)
           1 Family Ranunculaceae Juss. (1789), nom. cons. - buttercup family
           1.0.1 Family Actaeaceae Rafinesque (1828) see Tribe Actaeeae Spach (1838)
           1.0.2 Family Anemonaceae Vest (1818) see Tribe Anemoneae DC. (1817)
           1.0.3 Family Calthaceae Martynov (1820) see Tribe Helleboreae DC. (1817)
           1.0.4 Family Helleboraceae Vest (1818) see Tribe Helleboreae DC. (1817)
           1.0.5 Family Nigellaceae J.Agardh (1858) see Tribe Nigelleae Schrödinger (1909)
           1.0.6 Family Thalictraceae Raf. (1815) see Subfamily Thalictroideae Raf. (1815)