Orig. (Medwecka-Kornaś 1952): Ficario-Ulmetum campestris Knapp 1942 (Ranunculus ficaria= Ficaria verna, Ulmus campestris= U. minor)

Syn.: Querco-Ulmetum Issler 1926 (§ 3e), Ficario-Ulmetum campestris Knapp 1942 (§ 1), Fraxino-Ulmetum Tüxen ex Oberdorfer 1953, Querceto-Ulmetum Mezera et Samek 1954, Querco-Populetum Neuhäuslová-Novotná 1965, Pruno padi-Quercetum roboris Neuhäuslová et Kučera 2004 typicum Neuhäuslová et Kučera 2004

Formal definition: Quercus robur cover > 5 % AND (Prunus padus subsp. padus cover > 5 % OR group Corydalis cava) NOT group Cardamine amara NOT group Lathyrus vernus NOT Alnus glutinosa cover > 15 % NOT Alnus incana cover > 5 % NOT Carpinus betulus cover > 50 % NOT Fraxinus angustifolia cover > 5 % NOT Salix euxina cover > 25 %