Basionym Name:Lecanora subfusca var. excrescens Hillmann, Verh. bot. Ver. Prov. Brandenb. 70: 51 (1928)
Homotypic synonyms:Lecanora subfuscata var. excrescens (Hillmann) Hillmann, Ber. bayer. bot. Ges. 22: 127 (1937)