Enchylium ligerinum (Hy) Otálora, P.M. Jørg. & Wedin

Syn.: Collema ligerinum (Hy) Harm., Collema pulposum (Bernh.) Ach. var. ligerinum Hy, Collema verruculosum sensu Arnold
Lichenised.
Substrate: bark
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mild-temperate species found on base-rich bark, especially of Juglans and Populus; more widespread in the past, but locally still common near small settlements in montane valleys of the Alps.
Austria: Tirol; Kärnten; Steiermark; Switzerland: Bern; Graubünden; Ticino; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Drôme; Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Liechtenstein