Romjularia lurida

Romjularia lurida

A squamulose saxicolous lichen. Its squamules are large, imbricated, brown when dry, and turn bright green when wet. It often becomes a host to Squamarina gypsacea.
Romjularia lurida (Lecideaceae) parisitized by Squamarina gypsacea (Stereocaulaceae) Puechabon, France. Aug 31, 2016. France,Geotagged,Romjularia lurida,Summer

Naming

(Ach.) Timdal 2007
Named for Romjul, the norwegian word for the time between Christmas and Saint Sylvester's day, which was when Timdal described the species.

References:

Some text fragments are auto parsed from Wikipedia.

http://www.mycobank.org/BioloMICS.aspx?Table=Mycobank&Rec=451666&Fields=All
http://eol.org/pages/18275628/names
Taxonomy
KingdomFungi
DivisionAscomycota
ClassLecanoromycetes
OrderLecanorales
FamilyLecideaceae
GenusRomjularia
SpeciesRomjularia lurida
Photographed in
France