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]
                                                              
 Clade Gunneridaeᵀ Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020]
                                                                
 Clade Pentapetalaeᵀ Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020]
                                                                  
 Clade Superrosidaeᵀ Judd, Soltis & Soltis 2011 [Judd, Soltis & Soltis 2020]
                                                                    
 Superorder Rosanaeᵀ Takht. (1967)
                                                                      
 Clade Malvidae Judd, Soltis & Soltis 2007 [Judd, Soltis, Soltis & Cantino 2020]
                                                                        
 Order Sapindales Juss. ex Bercht. & J.Presl (1820)
                                                                          
 Family Sapindaceaeᵀ Juss. (1789), nom. cons. - soapberry family
                                                                            
 Subfamily Hippocastanoideae Burnett
                                                                              
 Genus Aesculusᵀ L. (1753)
                                                                                
 Aesculus californica (Spach) Nutt. (1838) - California buckeye
                                                                                
 Aesculus ×carnea Hayne (1822) - red horse-chestnut
                                                                                
 Aesculus flava Aiton - yellow buckeye
                                                                                
 [Aesculus flava × A. sylvatica]
 see  Aesculus neglecta Lindl. (pro. sp.)
                                                                                
 Aesculus hippocastanumᵀ L. - horse chestnut
                                                                                
 [Aesculus hippocastanum × A. pavia]
 see  Aesculus carnea Hayne (1822)
                                                                                
 Aesculus indica (Wall. ex Camb.) Hook. (1859)
                                                                                
 Aesculus ×neglecta Lindl. (pro. sp.)
                                                                                
 Aesculus parviflora Walt. - bottlebrush buckeye
                                                                                
 Aesculus pavia L. - red buckeye
                                                                                
 Aesculus sylvatica Bartr. - oainted buckeye
                                                                                
 Aesculus turbinata Blume (1847) - Japanese horse chestnut