| Name | Spirulina subsalsa f. oceanica (Crouan) Gomont |
| Authorship | (Crouan) Gomont |
| Rank | Forma |
| Placed in | Spirulina subsalsa Oersted |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Spirulina subsalsa f. oceanica (Crouan) Gomont |
| Identification made in | [no date] (1) |