| Name | Potamogeton alpinus var. tenuifolius (Rafinesque) Ogden |
| Authorship | (Rafinesque) Ogden |
| Rank | Variety |
| Placed in | Potamogeton alpinus Balbis |
| GUID | urn:lsid:ipni.org:names:208743-2 |
| Holdings | 150 Specimens held in the Harvard University Herbaria identified as Potamogeton alpinus var. tenuifolius (Rafinesque) Ogden |
| Identification made in | [no date] (132), 1938 (15), 1939 (2), 1942 (1) |