| Name | Potamogeton spathiformis Tuckerman ex A. Gray | 
| Authorship | Tuckerman ex A. Gray | 
| Rank | Species | 
| Placed in | Potamogeton | 
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Potamogeton spathiformis Tuckerman ex A. Gray | 
| Identification made in | [no date] (3) | 
