Name requested: Polyporus undosus

	Mycologia 9 (3): 133. 53 (5): 485.
	Mycotaxon 12 (2): 392. 22 (2): 365.
	Persoonia 11 (4): 424.

Homotypic synonym: Tyromyces undosus

	Mycologia 63 (4): 732.
	Mycotaxon 7 (2): 356. 12 (2): 392, 409. 19: 142. 23: 195.

Homotypic synonym: Postia undosa

	Mycotaxon 52 (1): 27, 37. 53: 445.
	Persoonia 11 (4): 424.

Homotypic synonym: Oligoporus undosus

Mycotaxon 22 (2): 365. 33: 275. 82: 230.