Name requested: Polyporus spraguei

	Mycologia 9 (3): 163. 14 (4): 183. 31 (6): 650, 652. 33 (1): 98. 33 (5): 576. 47 (3): 280. 53 (5): 483. 59 (6): 1050, 1051, 1056.
	Mycotaxon 12 (2): 391. 20 (2): 356. 22 (2): 364.
	Sydowia 14 (1-6): 252, 254.

Homotypic synonym: Tyromyces spraguei

	Mycologia 9 (6): 369. 11 (3): 103, 103. 11 (5): 278. 52 (5): 815. 59 (2): 381. 62 (4): 850. 65 (1): 198.
	Mycotaxon 12 (2): 373, 391, 409.

Homotypic synonym: Trametes spraguei

Mycotaxon 20 (2): 356.

Homotypic synonym: Fomitopsis spraguei

Mycotaxon 22 (2): 364. 31 (1): 57. 33: 314. 66: 451, 462. 74 (1): 156. 80: 272, 277. 94: 232. 104: 445, 446.