| Name | Potamogeton praelongus Wulfen |
| Authorship | Wulfen |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Potamogeton |
| GUID | urn:lsid:ipni.org:names:603374-1 |
| Holdings | 228 Specimens held in the Harvard University Herbaria identified as Potamogeton praelongus Wulfen |
| Identification made in | [no date] (202), 1938 (1), 1979 (25) |