| Name | Potamogeton polygonifolius Pourret |
| Authorship | Pourret |
| Rank | Species |
| Placed in | Potamogeton |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1788 Mem. Acad. Sci. Toulouse 3: 325 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Potamogeton polygonifolius Pourret |
| Identification made in | [no date] (1) |