Umbilicaria hirsuta (Sw. ex Westr.) Hoffm.

Umbilicaria hirsuta (Sw. ex Westr.) Hoffm.

Syn.: Gyrophora hirsuta (Sw. ex Westr.) Ach., Gyrophora vellea (L.) Ach. var. hirsuta (Sw. ex Westr.) Rabenh., Lichen hirsutus Sw. ex Westr.

Lichenised.

Substrate: siliceous rocks

Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the nival belt (above the lower limit of perennial snow and glaciers)

Note: an arctic-alpine to boreal-montane, circumpolar lichen found on steeply inclined to slightly underhanging surfaces of siliceous rocks, often in somehow dusty situations; widespread and common throughout the Alps.

Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Switzerland: Bern; Graubünden; Ticino; Uri; Valais; France: Haute-Alpes; Alpes-Maritimes; Isère; Savoie; Haute-Savoie; Italy: Friuli; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia;

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