Tephromela grumosa (O L-190787). Scale: 5 mm.

 
 
  Part of: Westberg M, Timdal E, Asplund J, Bendiksby M, Haugan R, Jonsson F, Larsson P, Odelvik G, Wedin M, Millanes AM (2015) New records of lichenized and lichenicolous fungi in Scandinavia. MycoKeys 11: 33-61. https://doi.org/10.3897/mycokeys.11.6670