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 Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
               Order Celastrales Link (1829)
                 01 Family Geissolomataceae A.DC. (1856), nom. cons. - Geissoloma family
                 02 Family Celastraceae R.Br. (1814), nom. cons. - bittersweet family
                 03 Family Hippocrateaceae Juss. (1811), nom. cons. see Subfamily Hippocrateoideae Lindl.
                 04 Family Stackhousiaceae R.Br. (1814) - Stackhousia family see Subfamily Stackhousioideae Burnett
                 05 Family Salvadoraceae Lindl. (1836), nom. cons. - mustard-tree family
                 06 Family Aquifoliaceae Bercht. & J.Presl (1825), nom. cons. - holly family
                 07 Family Icacinaceae Miers (1851), nom. cons. - Icacina family
                 08 Family Aextoxicaceae Engl. & Gilg (1920), nom. cons.
                 09 ?Family Cardiopteridaceae Blume (1847), nom. cons.
                 10 ?Family Corynocarpaceae Engl. (1897), nom. cons. - karaka family
                 11 Family Dichapetalaceae Baill. (1886), nom. cons. - Dichapetalum family