| Name | Potamogeton foliosus var. californicus (Morong) Morong | 
| Authorship | (Morong) Morong | 
| Rank | Variety | 
| Placed in | Potamogeton foliosus Rafinesque | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Potamogeton foliosus var. californicus (Morong) Morong | 
| Identification made in | [no date] (1) |