Imagem de Pertusaria amara (Ach.) Nyl.

Descrição:

Habitat: Mixed woodland, cretaceous clastic rock (flysh), shade, altitude 440 m (1.400 feet), medium strong light, rain protected by trees' canopies, 1.5 m (5 feet) above ground faced to northeast, precipitations ~3.000 mm/year, average temperature 8-10 deg C, alpine phytogeographical region. Substratum: Acer sp. bark