| Name | Potamogeton microstachys var. subellipticus Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Potamogeton microstachys Wolfgang |
| GUID | urn:lsid:ipni.org:names:208867-2 |
| Citation | 1930 Rhodora 32: 82 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Potamogeton microstachys var. subellipticus Fernald |
| Identification made in | 1929 (1), 2012 (2) |