Basionym Name:Acarospora immersa Fink, in Hedrick, Mycologia 26(2): 158 (1934)
Homotypic synonyms:Caeruleum immersum (Fink) K. Knudsen & Arcadia, in Linda in Arcadia & Knudsen, Opuscula Philolichenum 11: 24 (2012)Myriospora immersa (Fink) R.C. Harris, Opuscula Philolichenum 1: 70 (2004)