| Name | Fucus inflatus f. linearis (Oeder) Borgesen |
| Authorship | (Oeder) Borgesen |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Fucus inflatus Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Fucus inflatus f. linearis (Oeder) Borgesen |
| Identification made in | [no date] (1) |