Name requested: Agaricus obtusatus

Persoonia 9 (3): 299, 303. 13 (3): 339.

Homotypic synonym: Psathyrella obtusata

	Mycotaxon 6 (3): 471, 473. 60: 216. 87: 291.
	Persoonia 9 (3): 281, 282, 284*, 287, 299, 301, 301, 302*, 302, 303. 11 (4): 476, 477, 499. 13 (3): 328, 336, 338*, 339, 347, 348, 353, 368.
	Sydowia 4 (1-6): 114. 26 (1-6): 105.
	Transactions of the Mycological Society of Japan 27 (2): 216.