| Name | Vallisneria gigantea Graebner |
| Authorship | Graebner |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Vallisneria Linnaeus |
| GUID | urn:lsid:ipni.org:names:431979-1 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Vallisneria gigantea Graebner |
| Identification made in | [no date] (14), 2005 (1) |