Name requested: Buellia canescens

	Annales Mycologici 6 (4): 338.
	Lichenologist 3 (1): 105. 12 (1): 37.
	Mycotaxon 27: 466.
	Sydowia 12 (1-6): 216.

Homotypic synonym: Diploicia canescens

	Lichenologist 3 (1): 105. 12 (1): 37, 37. 34 (6): 516, 517.
	Lichens of North America null: 186, 302, 303.
	Mycotaxon 41 (1): 222. 55: 366, 367. 72: 81. 108: 464, 491, 492.