Xylographa vitiligo (Ach.) J.R. Laundon

Xylographa vitiligo (Ach.) J.R. Laundon

Syn.: Agyrium spilomaticum Anzi, Spiloma vitiligo Ach., Xylographa corruscans Norman, Xylographa spilomatica (Anzi) Th. Fr.

Lichenised.

Substrate: lignum

Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)

Note: a mainly boreal-montane species found on decaying, decorticated but still hard stumps, mostly of conifers, especially near the base, or on fallen trunks, with optimum near treeline; widespread throughout the Alps.

Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Graubünden; Luzern; Schwyz; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Vaucluse; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia;

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