Enchylium conglomeratum (Hoffm.) Otálora, P.M. Jørg. & Wedin

Syn.: Collema conglomeratum Hoffm., Collema fasciculare (L.) Weber ex F.H. Wigg. var. conglomeratum (Hoffm.) Ach., Collema verruculosum Hepp ex Müll. Arg. non sensu Arnold, Synechoblastus conglomeratus (Hoffm.) Körb.
Lichenised.
Substrate: bark
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: a mainly temperate species with a fragmented holarctic range, found on nutrient-rich bark, especially of Juglans; formerly more widespread, presently restricted to the vicinity of small settlements in mountain valleys, where it is locally abundant.
Austria: Tirol; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Switzerland: Bern; Graubünden; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte;