[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Phaeophycota see Class Phaeophyceae Hansgirg (1886)
       Class Phaeophyceae Hansgirg (1886) - brown algae
         Order Scytosiphonales
           Family Scytosiphonaceae Farlow (1881)
             Genus Compsonema P. Kuckuck (1899)
               Compsonema saxicolum (Kuckuck) Kornmann (1953)