Basionym Name:Collema italicum B. de Lesd., in Gyelnik, Bull. Soc. bot. Fr. 84: 282 (1937)
Homotypic synonyms:Paracollema italicum (B. de Lesd.) Otálora, P.M. Jørg. & Wedin, Fungal Diversity 64(1): 288 (2013)