Pertusaria pertusa

are epiphytes of

• Global Biotic Interactions: Corylus avellana L. (Cobnut)
• Global Biotic Interactions: Fraxinus excelsior L. (European ash)
• Global Biotic Interactions: Fraxinus excelsior L. (European ash)
• Global Biotic Interactions: Alnus glutinosa (L.) Gaertn. (European alder)
• Global Biotic Interactions: Carpinus betulus L. (European hornbeam)

are host of

• Global Biotic Interactions: Sphinctrina leucopoda Nyl. (sphinctrina lichen)
• Global Biotic Interactions: Sphinctrina turbinata (Pers.) De Not. (sphinctrina lichen)

are parasitized by

• Global Biotic Interactions: Cercidospora anomala Etayo 2010
• Global Biotic Interactions: Viridiannula pertusariae Etayo 2002
• Global Biotic Interactions: Lichenobactridium pertusariae Diederich & Etayo 1995
• Global Biotic Interactions: Cornutispora triangularis Diederich & Etayo 1995
• Global Biotic Interactions: Lichenostigma epirupestre Pérez-Ortega & Calat. 2009

habitat

• Global Biotic Interactions: Fraxinus excelsior L. (European ash)

have host

• Global Biotic Interactions: Fagus sylvatica L. (European beech)
• Global Biotic Interactions: Fagus sylvatica L. (European beech)