| Name | Hibiscus brennanii Craven & Fryxell |
| Authorship | Craven & Fryxell |
| Rank | Species |
| Placed in | Hibiscus Linnaeus |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1993 Beagle 10(1): 1 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hibiscus brennanii Craven & Fryxell |
| Identification made in | [no date] (1), 2025 (1) |