| Name | Nymphaea amazonum subsp. pedersenii Wiersema |
| Authorship | Wiersema |
| Rank | Subspecies |
| Placed in | Nymphaea amazonum Martius & Zuccarini |
| Citation | 1987 Syst. Bot. Monogr. 16: 86 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Nymphaea amazonum subsp. pedersenii Wiersema |
| Identification made in | [no date] (1) |