Basionym Name:Lecanora luridatula Nyl., Flora, Regensburg 58: 298 (1875)
Homotypic synonyms:Lecanora hagenii var. luridatula (Nyl.) Nyl., in Norrlin & Nylander, Herb. Lich. Fenn. 6: no. 277 (1882)Lecanora umbrina f. luridatula (Nyl.) Mereschk., Hedwigia 61: 206 (1919)