Image of lung lichen

Description:

Habitat: Old Fagus sylvatica forest, in shade, partly protected from direct rain by tree canopies, precipitations ~3.000 mm/year, average temperature 5-7 deg C, elevation 1.100 m (3.700 feet), alpine phytogeographical region. Substratum: Fagus sylvatica trunk at the base. Ref: V.Wirth, Die Flechen Baden-Wuerttembergs, Ulmer (1995), Vol. 2, p 563. I.Brodo, S.Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p417. V.Wirth, R.Duell, Farbatlas Flechten ind Moose, Ulmer (2000), p67.