''Leptogium teretiusculum'' 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.[Collemataceae
The Collemataceae are a lichenized family of fungi in the order Peltigerales. The family contains ten genera and about 325 species. The family has a widespread distribution.
Taxonomy
The family was circumscribed by Jonathan Carl Zenker in 1827; ...]
.
It is native to Europe and Northern America.
References
teretiusculum
Lichen species
Lichens of Europe
Lichens of North America
Lichens described in 1892
{{Peltigerales-stub