[plants] Haeckel (1866) - plants
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
     euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
       Spermatophyta Britton & Brown 1896 [Crane & Kenrick 1997], nom. cl. inval. - seed plants see Clade Spermatophyta Britton & Brown 1896 [Cantino, Doyle & Donoghue 2020]
         Class Magnoliopsida Brongn. (1843)
           "Eudicots" see Clade Eudicotyledoneae Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
             "Core Eudicots" see Clade Gunneridae Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020]
               Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
                 Family Cactaceae Juss. (1789), nom. cons. - cactus family
                   Subfamily Opuntioideae K. Schumann
                     01 Genus Consolea Lem.
                     02 Genus Cylindropuntia (Engelm.) Knuth
                     03 Genus Grusonia F. Reich.
                     04 Genus Miqueliopuntia Fric ex F.Ritter
                     05 Genus Nopalea Salm-Dyck
                     06 Genus Opuntia Mill. (1754)
                     07 Genus Pereskiopsis N.L. Britton & Rose (1907)
                     08 Genus Pterocactus K. Schumann (1897)
                     09 Genus Quiabentia Britton & Rose
                     10 Genus Tacinga N.L. Britton & Rose (1919)
                     11 Genus Tephrocactus Lem.
                     12 Genus Tunilla D. R. Hunt & Iliff