| Name | Protea grandiflora Thunberg |
| Authorship | Thunberg |
| Rank | Species |
| Placed in | Protea |
| Citation | 1781 Protea 41 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Protea grandiflora Thunberg |
| Identification made in | [no date] (5) |
| Name | Protea grandiflora Thunberg |
| Authorship | Thunberg |
| Rank | Species |
| Placed in | Protea |
| Citation | 1781 Protea 41 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Protea grandiflora Thunberg |
| Identification made in | [no date] (5) |