| Name | Cosmarium subhammeri var. italicum Grönblad |
| Authorship | Grönblad (do not use) |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Cosmarium subhammeri Richard |
| Remarks | Created from Taxon Name Import: Cosmarium subhammeri var. italicum Grönblad |
| Name | Cosmarium subhammeri var. italicum Grönblad |
| Authorship | Grönblad (do not use) |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Cosmarium subhammeri Richard |
| Remarks | Created from Taxon Name Import: Cosmarium subhammeri var. italicum Grönblad |