| Name | Tetranema percursum (C. Agardh) Areschoug |
| Authorship | (C. Agardh) Areschoug |
| Rank | Species |
| Placed in | Tetranema Areschoug |
| Citation | 1850 Nova Acta Regiae Soc. Sci. Upsal. 14: 418 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Tetranema percursum (C. Agardh) Areschoug |
| Identification made in | [no date] (1) |