Basionym Name:Lecidea efflorescens f. ruissaloensis Vain., [as 'ruissaloënsis'] Acta Soc. Fauna Flora fenn. 57(no. 2): 404 (1934)
Homotypic synonyms:Biatora efflorescens f. ruissaloensis (Vain.) Räsänen, [as 'ruissaloënsis'] Lichenes Epiphylli Novi: no. 831 (1943)