Name requested: Didymaria effusa

Mycotaxon 72: 183.

Heterotypic synonym: Helminthosporium hydropiperis

	Mycologia 8 (1): 43.
	Mycotaxon 72: 184.

Heterotypic synonym: Cercospora polygonorum

	Mycologia 8 (1): 43. 29 (1): 31. 41 (1): 17.
	Mycotaxon 55: 231. 72: 184.

Heterotypic synonym: Cercospora hydropiperis

	Annales Mycologici 30 (3-4): 320.
	Mycologia 8 (1): 43. 29 (1): 31. 41 (1): 17.
	Mycotaxon 55: 231. 72: 184.