Melanelia stygia (L.) Essl.

Melanelia stygia (L.) Essl.

Syn.: Cetraria stygia (L.) Schaer., Cornicularia stygia (L.) Nyl., Imbricaria stygia (L.) DC., Lichen fahlunensis L., Lichen stygius L., Parmelia reagens (Servít) Gyeln., Parmelia stygia (L.) Ach.

Lichenised.

Substrate: siliceous rocks

Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the nival belt (above the lower limit of perennial snow and glaciers)

Note: a circumpolar, arctic-alpine lichen found on siliceous rocks in open habitats, with optimum near and above treeline; widespread throughout the Alps, where it reaches the nival belt.

Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Niederösterreich (incl. Wien); Switzerland: Bern; Graubünden; Ticino; Uri; Vaud; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Isère; Savoie; Haute-Savoie; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta;

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