| Name | Synedra ulna f. pygmaea Mayer |
| Authorship | Mayer |
| Rank | Forma |
| NomenclaturalStatus | Unknown |
| Placed in | Synedra ulna (Nitzsch) Ehrenberg |
| Remarks | Created from Taxon Name Import: Synedra ulna f. pygmaea Mayer |
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