| Name | Melosira granulata var. tenuis O.Müller |
| Authorship | O. Müller-1 |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Melosira granulata (Ehrenberg) Ralfs |
| Remarks | Created from Taxon Name Import: Melosira granulata var. tenuis O.Müller |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Melosira granulata var. tenuis O.Müller |
| Identification made in | [no date] (1) |