[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914)
       Class Chlorophyceae Wille (1884) - chlorophytes
         Order Cladophorales Haeckel
           Family Cladophoraceae Wille (1884), nom. cons.
             Genus Cladophora Kützing (1843), nom. cons.
               Cladophora retroflexa (Bonnemaison ex P.L. Crouan & H.M. Crouan) van den Hoek (1963)