Name requested: Pertusaria amara

	Annales Mycologici 38 (1): 36.
	Lichenologist 3 (1): 137, 137, 137, 137, 137. 3 (3): 321, 321. 12 (1): 74, 74, 74, 74.
	Lichens of North America null: 63, 69, 123, 124, 527, 528, 535.
	Mycologia 56 (4): 618.
	Mycotaxon 34 (1): 44. 37: 316. 55: 388. 56: 389. 84: 309. 102: 156. 103: 144. 105: 101.

Homotypic synonym: Variolaria amara

Lichenologist 3 (3): 321.