Name requested: Tricholoma ustale

	Mycotaxon 19: 111. 73: 261. 81: 156.
	Persoonia 12 (1): 5, 6, 10. 17 (2): 312, 313, 314.
	Sydowia 21 (1-6): 215. 22 (5-6): 373. 26 (1-6): 96.
	Transactions of the Mycological Society of Japan 24 (2): 244. 30 (2): 136, 139.

Homotypic synonym: Agaricus ustale

Persoonia 17 (2): 312.