| Name | Serruria cygnea R. Brown |
| Authorship | R. Brown |
| Rank | Species |
| Placed in | Serruria |
| Citation | 1810 Trans. Linn. Soc. London 10: 113 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Serruria cygnea R. Brown |
| Identification made in | [no date] (2) |