| Potamogetonaceae | |
Potamogeton foliosus fo. californicus
| Hagstr. | Kongl. Svenska Vetensk. Acad. Handl., n.s. 55(5): 91 | 1916 |
| Potamogetonaceae | |
Potamogeton foliosus var. californicus
| (Morong) Morong | Mem. Torrey Bot. Club 3(2): 40 | 1893 |
| Potamogetonaceae | |
Potamogeton foliosus subsp. fibrillosus
| (Fernald) R.R. Haynes & Hellq. | Novon 6(4): 370 | 1996 |
| Potamogetonaceae | |
Potamogeton foliosus var. fibrillosus
| (Fernald) R.R. Haynes & Reveal | Rhodora 75(801): 76 | 1973 |
| Potamogetonaceae | |
Potamogeton foliosus subsp. foliosus
| | | |
| Potamogetonaceae | |
Potamogeton foliosus var. foliosus
| | | |
| Potamogetonaceae | ** |
Potamogeton foliosus var. genuinus
| Fernald | | |
| Potamogetonaceae | |
Potamogeton foliosus var. macellus
| Fernald | Mem. Gray Herb. 3: 46 | 1932 |
| Potamogetonaceae | |
Potamogeton foliosus var. niagarensis
| (Tuck.) Morong | Mem. Torrey Bot. Club 3(2): 39 | 1893 |