Basionym Name:Verrucaria populicola Nyl., in Norrlin, Not. Sällsk. Fauna et Fl. Fenn. Förh. 13: 344 (1873)
Homotypic synonyms:Verrucaria oxyspora subsp. populicola (Nyl.) Vain., Meddn Soc. Fauna Flora fenn. 2: 72 (1878)