| Name | Potamogeton ×anguillanus Koidzumi |
| Authorship | Koidzumi |
| Rank | Species |
| Placed in | Potamogeton |
| Remarks | [confirmed] [imported from GBIF] |
| Citation | 1929 Bot. Mag. (Tokyo) 43: 398 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Potamogeton ×anguillanus Koidzumi |
| Identification made in | [no date] (1) |