| Name | Porphyra vulgaris C. Agardh |
| Authorship | C. Agardh |
| Rank | Species |
| NomenclaturalStatus | NomSuperfl |
| Placed in | Porphyra C. Agardh |
| Contains | Porphyra vulgaris var. linearis (Greville) Bertoloni Porphyra vulgaris var. umbilicata (C. Agardh) Naccari |
| Citation | 1827 [7 Nov 1827] Flora 10(41): 642 |
| Holdings | 26 Specimens held in the Harvard University Herbaria identified as Porphyra vulgaris C. Agardh |
| Identification made in | [no date] (26) |