| Name | Plectronia gueinzii Sim |
| Authorship | Sim |
| Rank | Species |
| Placed in | Plectronia Linnaeus |
| Remarks | [confirmed][imported from GBIF] |
| Citation | 1907 Forest Fl. Cape 241 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Plectronia gueinzii Sim |
| Identification made in | [no date] (3) |