''Collema flaccidum'' is a species of
lichen belonging to the family
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 ...
.
References
Peltigerales
Lichen species
Lichens described in 1795
Taxa named by Erik Acharius
{{Peltigerales-stub