| Name | Fragilaria construens f. arcus Y.Iwahashi |
| Authorship | Y.Iwahashi |
| Rank | Forma |
| NomenclaturalStatus | Unknown |
| Placed in | Fragilaria construens (Ehrenberg) Grunow |
| Remarks | Created from Taxon Name Import: Fragilaria construens f. arcus Y.Iwahashi |
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