''Brodoa intestiniformis'' is a species of

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...

within the

Parmeliaceae The Parmeliaceae is a large and diverse family of Lecanoromycetes. With over 2700 species in 71 genera, it is the largest family of lichen-forming fungi. The most speciose genera in the family are the well-known groups: '' Xanthoparmelia'' ( 822 ...

family. This species is present in arctic and northern boreal and alpine regions.Lichen Portal
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References

* Walt. Watson in Watson (1939) Trans. & Proc. Bot. Soc. Edinburgh, Vol.: 32 p. 504 * Goward (1987) Bryologist, Vol.: 89 Issue: 3 p. 222 Parmeliaceae Lichen species Lichens of the Arctic {{Parmeliaceae-stub