Orig. (Lohmeyer 1957): Stellario-Alnetum glutinosae [Kästner 1938] (Stellaria nemorum)
Syn.: Alnetum incanae sensu Kästner 1938 non Lüdi 1921 (pseudonym), Alno-Fraxinetum stellarietosum Mikyška 1944 (§ 3e), Arunco sylvestris-Alnetum glutinosae Tüxen 1957, Chaerophyllo hirsuti-Alnetum glutinosae Müller et Görs 1958
Formal definition: (Alnus glutinosa cover > 25 % OR (Fraxinus excelsior cover > 25 % AND group Cardamine amara)) AND (group Asarum europaeum OR group Mercurialis perennis) NOT group Lysimachia vulgaris NOT group Prunus padus NOT Cardamine amara (excl. subsp. opicii) cover > 5 % NOT Carex remota cover > 5 % NOT Picea abies cover > 25 %