Name requested: Laxitextum crassum

	Mycologia 62 (4): 849.
	Sydowia 14 (1-6): 124.

Homotypic synonym: Thelephora crassa

	Mycologia 52 (6): 868. 67 (3): 530, 537.
	Mycotaxon 48: 73.

Homotypic synonym: Hymenochaete crassa

Mycologia 52 (6): 868.

Homotypic synonym: Lopharia crassa

	Mycologia 65 (1): 197. 67 (3): 530, 531, 533, 534, 535, 537, 539, 540, 542, 543, 544, 547, 548, 549. 70 (2): 284, 290, 291, 292, 297.
	Mycology and Phytopathology [as Микология и Фитопатология] 12 (1): 7.
	Mycotaxon 3 (3): 491, 495, 545, 546, 547. 37: 56. 72: 374. 104: 84.
	Sydowia 14 (1-6): 124, 127, 132.

Homotypic synonym: Phanerochaete crassa

Mycotaxon 57: 69. 88: 375. 90 (2): 425. 104: 79, 84.

Homotypic synonym: Porostereum crassum

Mycotaxon 64: 239. 104: 84.