Name requested: Phacidium discolor

	Annales Mycologici 38 (2-4): 189.
	Mycologia 49 (2): 237.
	Mycotaxon 21: 63, 64, 68.

Homotypic synonym: Phacidiella discolor

	Annales Mycologici 38 (2-4): 189.
	Mycologia 49 (2): 227, 233, 236, 237, 238.
	Mycology and Phytopathology [as Микология и Фитопатология] 5 (3): 305.
	Mycotaxon 21: 63, 64.

Homotypic synonym: Potebniamyces discolor

Mycotaxon 21: 64.

Heterotypic synonym: Stictis lecanora var. pyri

Mycotaxon 21: 64.

Heterotypic synonym: Propolis pyri

Mycotaxon 87: 49.

Heterotypic synonym: Potebniamyces pyri

Mycotaxon 21: 15, 63, 64, 65, 66, 67, 105. 87: 48, 49. 108: 74, 80, 149.