Distribution
Africa (incl Madagascar), Oceania – Australasia, Eurasia – Europe, Americas – North America (incl Mexico), Americas – South and Central America, Arctic.
Habitat
On nutrient-rich, smooth bark and twigs on a variety of species but a characteristic species on Ash (Fraxinus excelsior), widespread and often very common but still recolonising areas of formerly high sulphur dioxide pollution.References:
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