Name requested: Ustilago bistortarum

	Annales Mycologici 6 (3): 194. 15 (1-2): 108.
	Mycotaxon 6 (3): 426, 427. 45: 100. 65: 231, 421. 67: 40.
	Sydowia 1 (4-6): 286.
	Transactions of the Mycological Society of Japan 30 (4): 457.

Heterotypic synonym: Ustilago candollei

	Annales Mycologici 29 (1-2): 37, 62.
	Mycotaxon 67: 40.

Heterotypic synonym: Ustilago bistortarum var. inflorescentiae

Mycotaxon 67: 40.

Heterotypic synonym: Ustilago inflorescentiae

	Mycotaxon 45: 100. 67: 40.
	Sydowia 1 (4-6): 286.