organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukaryota Chatton, 1925 - eukaryotes
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Viridaeplantae Cavalier-Sm. (1981) - green plants see [unranked] Viridiplantae Cavalier-Smith, 1981
         Phylum Chlorophyta Pascher (1914) - green algae
           Class Charophyceae Rabenh. (1863) - stoneworts
             1 Order Charales Lindl. (1836) - stoneworts
             2 Order †Moellerinales H.-N. Lu, I. Soulié-Märsche & Q.-F. Wang (1996)
             3 Order †Sycidiales K. Mädler (1952)
             4 Order Zygnematales - filamentous conjugates and saccoderm desmids
             5 Order Coleochaetales