organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   [Algae]
     Genus †Algacites Schloth. (1825)
     Genus Amphiconium Nees (1816), nom. dub., incertae sedis see Genus Trentepohlia Mart. (1817), nom. cons.
     Genus Avrainvillea M.J. Decne. (1842)
     Genus Bangia Lyngb. (1819)
     Genus Botrydium Wallr. (1815)
     ?Genus Cerasterias Reinsch (1867), nom. dub.
     Genus Chionaster Wille (1903), nom. dub., incertae sedis
     ?Genus Chlamydotomus Trevis. (1879), nom. dub.
     Chlorophyta Pascher (1914) - green algae
     Genus Chondrus Stackh. (1797)
     Genus Conferva L. (1753)
     Genus Eomyces F. Ludw. (1894), nom. dub., incertae sedis
     Genus Fucus L. (1753)
     Genus Gelidium J.V. Lamour. (1813)
     Genus Hassallia Trevis. (1848)
     Genus Hildenbrandia Nardo (1834)
     ?Genus Hyalochlorella Poyton (1970), nom. dub.
     Genus Lemania Bory (1824)
     Genus Nematonostoc Nyl. ex Elenkin (1934)
     Genus Palmella Lyngb. (1819)
     Genus Phyllocardium Korshikov (1927)
     Genus Plocaria Nees (1820), nom. rej. prop.
     Genus Prasiola Menegh. (1838)
     Genus Prototheca W. Krüger (1894), nom. dub.
     Genus Pseudospora Schiffn. (1931)
     Genus Scytonema C.Agardh ex Bornet & Flahault (1887)
     Genus Sirosiphon Kütz. (1843)
     Genus Stigonema C.Agardh ex Bornet & Flahault (1887)
     ?Genus Syncoelium Wallr. (1833)
     ?Genus Torulopsidosira Geitler (1955)
     Genus Trentepohlia Mart. (1817), nom. cons.
     Genus Ulva L. (1753)