LICHALP

Gyalolechia flavorubescens (Huds.) Søchting, Frödén & Arup

Syn.: Caloplaca aurantiaca auct. non (Lightf.) Th. Fr., Caloplaca flavorubescens (Huds.) J.R. Laundon, Caloplaca flavovirescens (Wulfen) Dalla Torre & Sarnth. var. salicina (J.F.Gmel.) Dalla Torre & Sarnth., Caloplaca salicina (J.F. Gmel.) Szatala, Caloplaca suberythrella (Nyl.) Clauzade & Rondon, Lichen flavorubescens Huds.

Lichenised.

Substrate: bark

Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)

Note: a mainly temperate lichen, most common on old, more or less isolated deciduous trees, especially oaks; a member of a difficult and variable group; widespread throughout the Alps.