| Name | Nymphaea ampla f. intonsa Fassett |
| Authorship | Fassett |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Nymphaea ampla (Salisbury) de Candolle |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Nymphaea ampla f. intonsa Fassett |
| Identification made in | [no date] (1) |