Pertusia amara is a member of the crustose lichens. The pale-green color and texture of this specimen is congruent with that of Pertusaria amara.
|Photos or sounds?||Yes|
|Is the organism wild/naturalized?||Unknown|
|Does the location seem accurate?||Unknown|
If you think this observation is inaccurate, please add an ID, participate in the quality assessment above, or describe the inaccuracy in a comment.