Name requested: Endocarpon viridulumLichenologist 32 (5): 416, 416.
Homotypic synonym: Verrucaria viridulaLichenologist 3 (1): 153, 153. 3 (3): 324. 4 (1): 53. 12 (1): 104, 104. 32 (5): 416. Mycologia 25 (4): 305. Mycotaxon 28 (1): 108. 33: 32. 34 (1): 231. 40: 258.
Heterotypic synonym: Verrucaria papillosaLichenologist 4 (1): 52.
Heterotypic synonym: Lichen viridulusLichenologist 3 (1): 61. 32 (5): 416.
Heterotypic synonym: Verrucaria mauroidesLichenologist 3 (1): 153. 12 (1): 104.
Heterotypic synonym: Arthopyrenia viridulaLichenologist 3 (1): 61, 61, 61. 32 (5): 416, 416.