Orig. (Imchenetzky 1926): Association des graviers fluviatiles à Petasites officinalis (Petasites officinalis = P. hybridus)
Syn.: Chaerophyllo hirsuti-Petasitetum hybridi Kaiser 1926 (§ 3d, asociace uppsalské školy), Petasito officinalis-Phalaridetum arundinaceae Schwickerath 1933, Petasito hybridi-Aegopodietum podagrariae Tüxen 1947, Petasitetum hybridi Oberdorfer 1949, Carduo personatae-Petasitetum hybridi Oberdorfer (1949) 1957, Geranio-Petasitetum hybridi Oberdorfer 1957, Cardamino amarae-Petasitetum hybridi Hilbig et al. 1972, Chrysosplenio-Petasitetum hybridi Hadač et Soldán 1989
Formální definice: Petasites hybridus pokr. > 25 %