Ochrolechia parella (L.) A. Massal.

Ochrolechia parella (L.) A. Massal.

Syn.: Lecanora parella (L.) Ach., Lichen parellus L., Ochrolechia pallescens (L.) A. Massal. var. parella (L.) Körb., Ochrolechia parella (L.) A. Massal. var. albissima Zschacke, Parmelia parella (L.) Ach.

Lichenised.

Substrate: siliceous rocks

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: closely related to O. pallescens, but silicicolous; widespread in the Alps, with optimum below the montane belt.

Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Niederösterreich (incl. Wien); Switzerland: Bern; Graubünden; Valais; France: Haute-Alpes; Alpes-Maritimes; Isère; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Veneto; Trentino Alto Adige; Lombardia; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia;

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