|  Descripción: | 
                            Picture taken at Targasonne, Alta Cerdanya, Oriental Pyrenees, normaly on low rocks, exposed, siliceous rock (hard granite), in meadows and low boulders, upland, 1.650 m. altitude. 
 
Saxicolous, siliceous,not a lot ekreophilous,photophilous, thermophilous, heliophilous and nitrophilous. Common upland, more than 1.500 m. altitude in the Pyrenees. 
 
Foliose, fixed in one single point, thallus brown colour very dark, with a lot of isidia. Isidia granular very evident, this characters distinguishes this species from Umbilicaria polyphylla present in  the same areas at the Cerdanya. 
 
Medulla K-, C+ red, KC+ red, P-. 
 
Armand Tomás  
 
Nikon Coolpix 4.500. 
 
Autoeye, PH and HTLM Editor. |