Orig. (Nedelcu 1967): Ass. Elodeetum canadensis (Pign. 1953) Soó 1964
Syn.: Helodeetum canadensis Eggler 1933 (§ 2b, nomen nudum), Aggrpm. ad Anacharis canadensis e Potamogeton crispus Pignatti 1953 (§ 3c), Elodeetum canadensis Pignatti 1953 (fantom), Elodeetum canadensis Soó 1964 (§ 2b, nomen nudum)
Formal definition: Elodea canadensis cover > 50 % NOT Equisetum fluviatile cover > 25 % NOT Nymphoides peltata cover > 25 % NOT Potamogeton natans cover > 25 % NOT Schoenoplectus lacustris cover > 25 % NOT Sparganium erectum cover > 25 %