Orig. (Kielhauser 1954): Coryleto-Populetum Br.-Bl. 1938 (Corylus avellana, Populus tremula)
Syn.: Antherico ramosi-Coryletum avellanae Kaiser 1926 (§ 3d, asociace uppsalské školy), Seslerio caeruleae-Coryletum avellanae Kaiser 1926 (§ 3d, asociace uppsalské školy), Roso vosagiacae-Coryletum avellanae Oberdorfer 1957, Pruno-Coryletum Jurko 1964, Rubo saxatilis-Coryletumavellanae Sýkora 1979
Formal definition: Corylus avellana cover > 25.% AND (group Acer campestre OR group Carex digitata OR group Geranium sanguineum OR group Lathyrus niger) NOT Abies alba cover > 25 % NOT Acer pseudoplatanus cover > 25 % NOT Carpinus betulus cover > 25.% NOT Fraxinus excelsior cover > 25 % NOT Larix decidua cover > 25 % NOT Picea abies cover > 25 % NOT Pinus sylvestris cover > 25 % NOT Quercus petraea agg. cover > 25 % NOT Quercus pubescens agg. cover > 25 % NOT Quercus robur cover > 25 % NOT Tilia cordata cover > 25 % NOT Tilia platyphyllos cover > 25 %