Name requested: Boletus griseus

	Mycologia 1 (4): 145. 7 (4): 166. 11 (5): 278. 11 (6): 321. 31 (6): 702. 37 (3): 388. 41 (2): 214. 52 (1): 130. 52 (5): 816. 56 (4): 622. 75 (1): 76, 83.
	Persoonia 7 (2): 330.
	Sydowia 30: 231.
	Transactions of the Mycological Society of Japan 30 (2): 137.

Homotypic synonym: Gyroporus griseus

Persoonia 18 (4): 570.

Heterotypic synonym: Leccinum pseudoscabrum

	Mycotaxon 87: 263.
	Persoonia 18 (4): 516, 517, 527, 528, 531, 568, 569, 570, 571, 587.