| Name | Heteranthera oblongifolia Martius |
| Authorship | Martius |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Heteranthera |
| GUID | urn:lsid:ipni.org:names:698073-1 |
| Citation | 1830 Syst. Veg., ed. 15 bis [Roemer & Schultes] 7 (2): 1148 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Heteranthera oblongifolia Martius |
| Identification made in | 1993 (2) |