Natura - nature
  
 actualia - actual entities
    
 Mundus Plinius - physical world
      
 naturalia - natural bodies
        
 Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
          
 Clade neomura Cavalier-Smith, 1987
            
 Domain Eukaryota Chatton, 1925 - eukaryotes
              
 Clade discaria Cavalier-Smith, 2021
                
 Clade natates Cavalier-Smith, 2021
                  
 Clade photaria Cavalier-Smith, 2021
                    
 Clade eucorta Cavalier-Smith, 2021
                      
 Superkingdom Corticata Lankester, 1878 - corticates
                        
 Kingdom Plantae Haeckel (1866) - plants
                          
 Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                            
 Infrakingdom Streptophyta Caval.-Sm. (1993)
                              
 Clade Phragmoplastophyta Lecointre & Le Guyader 2006 [Hall, McCourt, Delwiche, Mishler & Karol 2020]
                                
 Clade Embryophytaᵀ Engler 1887 [Mishler & Qiu 2020]
                                  
 Clade Pan-Tracheophytaᵀ Cantino & Donoghue 2007 [Cantino & Donoghue 2020]
                                    
 Clade Apo-Tracheophytaᵀ Cantino & Donoghue 2007 [Cantino & Donoghue 2020]
                                      
 [crown] Phylum Tracheophytaᵀ Sinnott ex Caval.-Sm. (1998) - vascular plants
                                        
 Clade Pan-Euphyllophytaᵀ Cantino & Donoghue 2007 [Cantino & Donoghue 2020]
                                          
 Clade Euphyllophytaᵀ Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
                                            
 Clade Pan-Spermatophytaᵀ Cantino & Donoghue 2007 [Cantino, Doyle & Donoghue 2020]
                                              
 Clade Lignophytaᵀ Crane & Kenrick 1997, nom. cl. inval.
                                                
 Clade Apo-Spermatophytaᵀ Cantino & Donoghue 2007 [Cantino, Doyle & Donoghue 2020]
                                                  
 [crown] Subphylum Spermatophytinaᵀ Caval.-Sm. (1998) - seed plants
                                                    
 Clade Pan-Angiospermae Cantino & Donoghue 2007 [Doyle, Cantino & Donoghue 2020]
                                                      
 [crown] Class Magnoliopsidaᵀ Brongn. (1843)
                                                        
 Clade Mesangiospermaeᵀ Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
                                                          
 Clade Tricolpataeᵀ Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
                                                            
 Clade Eudicotyledoneaeᵀ Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
                                                              
 Superorder Ranunculanaeᵀ Takht. ex Reveal (1992) [monotypic]
                                                                
 Order Ranunculalesᵀ Juss. ex Bercht. & J.Presl (1820)
                                                                  
 Family Ranunculaceaeᵀ Juss. (1789), nom. cons. - buttercup family
                                                                    
 Subfamily Ranunculoideaeᵀ Arn.
                                                                      
 Tribe Ranunculeaeᵀ
                                                                        
 Genus Ranunculusᵀ L. (1753) - buttercups and crowfoots
                                                                          
 Ranunculus acer
                                                                          
 Ranunculus aconitifolius L. (1753)
                                                                          
 Ranunculus acris L. - meadow buttercup
                                                                          
 Ranunculus aquatilis L. - water buttercup
                                                                          
 Ranunculus arvensis L. - corn buttercup
                                                                          
 Ranunculus asiaticus L. (1753)
                                                                          
 Ranunculus auricomusᵀ L. - Greenland buttercup
                                                                          
 Ranunculus baudotii Godron
                                                                          
 Ranunculus brevifolius Ten. (1815)
                                                                          
 Ranunculus bulbosus L. - blister flower
                                                                          
 Ranunculus bullatus L. (1753)
                                                                          
 Ranunculus bupleiroides
                                                                          
 Ranunculus cassubicus L. (1753)
                                                                          
 Ranunculus circinatus Sibth. (1794) - buttercup
                                                                          
 Ranunculus cortusifolius Willd. (1809)
                                                                          
 Ranunculus creticus L. (1753)
                                                                          
 Ranunculus cupreus Boiss. & Heldr. (1849)
                                                                          
 Ranunculus demissus DC. (1817)
                                                                          
 Ranunculus dissectifolius F.Muell. ex Benth.
                                                                          
 Ranunculus ficaria L. - fig buttercup
                                                                          
 Ranunculus flabellaris Raf. (1818) - greater yellow water buttercup
                                                                          
 Ranunculus flammula L. - greater creeping spearwort
                                                                          
 Ranunculus fluitans Lam.
                                                                          
 Ranunculus glacialis L. - glacier buttercup
                                                                          
 Ranunculus gracilis E.D.Clarke (1813)
                                                                          
 Ranunculus hederaceus L. - ivy buttercup
                                                                          
 Ranunculus lateriflorus DC. (1817)
                                                                          
 Ranunculus lingua L.
                                                                          
 Ranunculus lobatus Jacquem. ex Cambess. (1841)
                                                                          
 Ranunculus millanii F.Muell.
                                                                          
 Ranunculus muricatus L. - spinyfruit buttercup
                                                                          
 Ranunculus neapolitanus Ten. (1825)
                                                                          
 Ranunculus ololeucos Lloyd
                                                                          
 Ranunculus omiophyllus Ten. (1830)
                                                                          
 Ranunculus ophioglossifolius Vill. (1789)
                                                                          
 Ranunculus paludosus Poir. (1789)
                                                                          
 Ranunculus parnassiifolius
                                                                          
 Ranunculus peltatus Schrank (1789)
                                                                          
 Ranunculus platanifolius L. (1767)
                                                                          
 Ranunculus polyanthemos L.
                                                                          
 Ranunculus radinotrichus Greuter & Strid (1981)
                                                                          
 Ranunculus repens L. - creeping buttercup
                                                                          
 Ranunculus sardous Crantz (1763) - hairy buttercup
                                                                          
 Ranunculus sceleratus L. - celeryleaf buttercup
                                                                          
 Ranunculus spruneranus
                                                                          
 Subgenus Ranunculus subg. Ranunculusᵀ
                                                                          
 Ranunculus subomophyllus
                                                                          
 Ranunculus supracondemiensis Grau et al. (1989)
                                                                          
 Ranunculus tripartitus DC. (1808)
                                                                          
 Ranunculus velutinus Ten. (1825)
                                                                          
 Ranunculus zernyi Ulbr.
                                                                          
 Ranunculus zhungdianensis W.T.Wang (1987)