| Name | Pelargonium usambarense Engler |
| Authorship | Engler |
| Rank | Species |
| Placed in | Pelargonium |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1894 Abh. Königl. Akad. Wiss. Berlin 1894: 61 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pelargonium usambarense Engler |
| Identification made in | [no date] (3) |