Name requested: Cetrelia

	Lichens of North America null: 20, 44, 220, 480, 574, 606, 752, 757.
	Mycologia 69 (3): 607.
	Mycotaxon 38: 337. 41 (1): 71. 44 (2): 491. 47: 395. 80: 389. 84: 355. 87: 482, 483. 108: 251, 252.