| Name | Porphyra vermicellifera Kützing |
| Authorship | Kützing |
| Rank | Species |
| Placed in | Porphyra C. Agardh |
| Citation | 1843 Phycol. General. 383 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Porphyra vermicellifera Kützing |
| Identification made in | [no date] (2) |