| Name | Ludwigia palustris var. inundata Svenson |
| Authorship | Svenson |
| Rank | Variety |
| Placed in | Ludwigia palustris (Linnaeus) Elliott |
| GUID | urn:lsid:ipni.org:names:144394-2 |
| Citation | 1935 Torreya 35: 120 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Ludwigia palustris var. inundata Svenson |
| Identification made in | [no date] (1), 1982 (1) |