[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Prokaryota see Domain Prokaryota
     Class Cyanophyceae Hauck (1885) see Class Chroococcophyceae Hollerbach et al. 1953
       Order Choroococcales Wettstein 1924 see Order Chroococcales Ardissone (1887)
         Family Chroococcaceae Nägeli (1849) see Family Chroococcaceae Nägeli 1849
           Genus Microcystis Lemmerm. (1907), nom. cons. see Genus Microcystis Kützing ex Lemmermann 1907 nom. cons.
             Microcystis aeruginosa (Kütz.) Lemmerm. (1907), typ. cons.