[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Supergroup Chromalveolata Adl et al., 2005 - chromalveolates see Kingdom Chromista Caval.-Sm. (1981)
       Stramenopiles Patterson, 1990 - stramenopiles see Superphylum Heterokonta Caval.-Sm. (1986)
         Phaeophyceae Hansgirg (1886) - brown algae
           Laminariales Migula (1908)
             1 Genus Akkesiophycus
             2 Genus Alaria Grev. (1830), nom. cons.
             3 Genus Chorda Stackhouse (1797)
             4 Genus Costaria Grev. (1830)
             5 Genus Laminaria J.V.F. Lamouroux (1813), nom. cons.
             6 Genus Lessonia Bory (1825)
             7 Genus Pseudochoda nom. null. see Genus Pseudochorda Yamada, J. Tokida & K. Inagaki, in K. Inagaki (1958)