Name requested: Umbilicaria deusta

	Annales Mycologici 37 (1-2): 72.
	Lichenologist 1 (5): 256. 3 (1): 150. 12 (1): 101.
	Lichens of North America null: 697, 698, 702, 703.
	Mycologia 60 (5): 1097.
	Mycotaxon 48: 259, 266. 53: 106. 58: 223. 74 (2): 438, 439, 443.