Name requested: Lichen gemmatus

Lichenologist 3 (3): 308. 4 (3): 223.

Homotypic synonym: Arthopyrenia gemmata

	Lichenologist 3 (1): 101. 3 (3): 308. 4 (3): 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 223, 224, 224, 224. 12 (1): 8.
	Mycologia 11 (6): 297.

Homotypic synonym: Acrocordia gemmata

	Lichenologist 3 (1): 101. 3 (3): 308. 4 (3): 223. 10 (2): 181, 181, 181. 12 (1): 8, 8, 8, 8.
	Mycotaxon 24: 293, 295, 298, 299, 300. 33: 28. 54: 424. 72: 81.

Heterotypic synonym: Verrucaria sphaeroides

Lichenologist 4 (3): 223.

Heterotypic synonym: Acrocordia glauca

Lichenologist 4 (3): 223.

Heterotypic synonym: Acrocordia sphaeroides

Lichenologist 4 (3): 223. 10 (2): 181. 12 (1): 8.

Heterotypic synonym: Arthopyrenia alba

Lichenologist 3 (1): 101, 101. 3 (3): 308, 308, 308, 308. 4 (3): 223. 10 (2): 181. 12 (1): 8.

Heterotypic synonym: Acrocordia alba

	Lichenologist 4 (3): 223. 10 (2): 181.
	Sydowia 23 (1-6): 235.