| Name | Myriophyllum ambiguum var. limosum Nuttall |
| Authorship | Nuttall |
| Rank | Variety |
| Placed in | Myriophyllum ambiguum Nuttall |
| GUID | urn:lsid:ipni.org:names:166317-2 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Myriophyllum ambiguum var. limosum Nuttall |
| Identification made in | [no date] (2) |