| Name | Macrorhynchus retrorsus Bentham |
| Authorship | Bentham |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Macrorhynchus |
| GUID | urn:lsid:ipni.org:names:231565-1 |
| Citation | 1839 Pl. Hartw. 320 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Macrorhynchus retrorsus Bentham |
| Identification made in | [no date] (1) |