| Name | Protea speciosa (Linnaeus) Linnaeus |
| Authorship | (Linnaeus) Linnaeus |
| Rank | Species |
| Placed in | Protea |
| Citation | 1771 Mant. Pl. Altera 2: 191 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Protea speciosa (Linnaeus) Linnaeus |
| Identification made in | [no date] (6) |