Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a species of the C. nigroclavata-group with a simply organised, thin thallus, and 16-spored asci; on macrolichens (e.g. Ramalina bourgeana, Anaptychia ciliaris); widespread in Macaronesia and in the Mediterranean region, including the base of the Western Alps, where it is rare.
