Syn. Dryopteridetum robertianae Kaiser 1926 (§ 3d, asociace uppsalské školy), Dryopteridetum robertianae R. Tüxen 1937 (§ 33, stejně staré homonymum)
Formal definition: Gymnocarpium robertianum cover > 5 % NOT group Asplenium ruta-muraria
Citation: Sádlo J. (2009): Gymnocarpietum robertiani Kuhn 1937. – In: Chytrý M. (ed.), Vegetace České republiky. 2. Ruderální, plevelová, skalní a suťová vegetace [Vegetation of the Czech Republic 2. Ruderal, weed, rock and scree vegetation], p. 452–454, Academia, Praha.
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