Orig. (Corillion 1957): Ceratophylletum demersi
Syn.: Ceratophylletum demersi Eggler 1933 (§ 2b, nomen nudum), Gesellschaft mit Ceratophyllum demersum Hild 1956 ms. (§ 1, § 3d), Ceratophylletum demersi den Hartog et Segal 1964, Potamo-Ceratophylletum demersi Hild & Rehnelt 1965, Potamo pusilli-Ceratophylletum demersi Janković 1974 p. p.
Formal definition: Ceratophyllum demersum cover > 50 % NOT Acorus calamus cover > 25 % NOT Ceratophyllum submersum cover > 25 % NOT Eleocharis palustris agg. cover > 25 % NOT Nuphar lutea cover > 25 % NOT Nymphaea alba cover > 25 % NOT Nymphoides peltata cover > 25 % NOT Phragmites australis cover > 25 % NOT Potamogeton crispus cover > 25 % NOT Potamogeton natans cover > 25 % NOT Potamogeton nodosus cover > 25 % NOT Potamogeton trichoides cover > 25 % NOT Sagittaria sagittifolia cover > 25 % NOT Schoenoplectus tabernaemontani cover > 25 % NOT Sparganium erectum cover > 25 % NOT Stratiotes aloides cover > 5 % NOT Typha angustifolia cover > 25 % NOT Typha latifolia cover > 25 %