living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Embryobionta Cronquist, Takht. & W.Zimm.
         Division Magnoliophyta Cronquist, Takht. & Zimmerm. (1966) see Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996)
           Class Magnoliopsida Brongn. (1843)
             Subclass Magnoliidae Novák ex Takht. (1967) - angiosperms
               Order Aristolochiales Juss. ex Bercht. & J.Presl (1820) see Order Piperales Bercht. & J.Presl (1820)
                 Family Aristolochiaceae Juss. (1789), nom. cons. - birthwort family
                   1 Genus Aristolochia L. (1753) - birthworts
                   2 Genus Asarum L. (1753)
                   3 Genus Saruma Oliv. (1889)