[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 Scytosiphon C.Agardh (1820), nom. cons.
               1 Scytosiphon complanatus (Rosenvinge) Doty (1947)
               2 Scytosiphon dotyi M.J. Wynne (1969)
               3 Scytosiphon lomentaria (Lyngbye) Link (1833)