Below is a working checklist of Mount Desert Island's Nymphaeales. Please send corrections and updates to info@vfthomas.com. Photographs are welcome. Thank you.
| Family | Genus | Specific Epithet | authority | Sub-specific Epithet | authority | common name or hybrid formula | Source (full citation given after this table) |
| Nymphaeaceae | Brasenia | schreberi | J. F. Gmel. |   |   | water-shield | Greene et al. (2005) |
| Nymphaeaceae | Nuphar | variegata | Dur. |   |   | spatterdock | Greene et al. (2005) |
| Nymphaeaceae | Nymphaea | odorata | Ait. |   |   | white water-lily | Greene et al. (2005) as Nymphaea odorata ssp. odorata |
| Nymphaeaceae | Nymphaea | tuberosa | Paine |   |   | ? | Greene et al. (2005) as Nymphaea odorata ssp. tuberosa |