Name requested: Psora

	Lichens of North America null: 17, 50, 56, 74, 136, 308, 330, 395, 522, 597, 604, 605, 683, 752.
	Mycotaxon 6 (1): 178. 13 (1): see 86-101. 29: 180, 443. 31 (1): 101. 34 (1): 42. 34 (2): 709. 40: 251. 42: 249, 251, 252. 88: 103. 90 (2): 337, 340, 341. 97: 44. 103: 79.