| Name | Potamogeton porsildiorum Fernald |
| Authorship | Fernald |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Potamogeton |
| GUID | urn:lsid:ipni.org:names:699763-1 |
| Citation | 1932 Mem. Gray Herb. 3: 40 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Potamogeton porsildiorum Fernald |
| Identification made in | [no date] (2), 2012 (1) |