| Menyanthes americana Sweet |
Unresolved |
 |
WCSP (in review) |
| Menyanthes bicolor Larrañaga |
Unresolved |
 |
WCSP (in review) |
| Menyanthes biflora Moon |
Unresolved |
 |
WCSP (in review) |
| Menyanthes brachysperma Griseb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes brasilica Vell. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes campestris Moon |
Unresolved |
 |
WCSP (in review) |
| Menyanthes campestris Macrae & Wight ex C.B.Clarke |
Unresolved |
 |
WCSP (in review) |
| Menyanthes capensis Thunb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes crista-galli Menzies ex Hook. |
Synonym |
 |
TRO |
| Menyanthes cristata Roxb. |
Synonym |
 |
TRO |
| Menyanthes exaltata Sol. ex Sims |
Synonym |
 |
TRO |
| Menyanthes hydrophylla Lour. |
Synonym |
 |
TRO |
| Menyanthes indica L. |
Synonym |
 |
WCSP (in review) |
| Menyanthes latifolia Raf. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes macrophylla Roth ex Roem. & Schult. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes meridionalis Willd. ex Griseb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes natans Lam. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes nymphoides L. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes ovata L. f. |
Synonym |
 |
TRO |
| Menyanthes palustris Gray |
Unresolved |
 |
WCSP (in review) |
| Menyanthes paradoxa Fr. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes peltata Thunb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes petioliflora Stokes |
Unresolved |
 |
WCSP (in review) |
| Menyanthes pumila Douglas ex Griseb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes punctata Muhl. ex Griseb. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes sarmentosa Sims |
Unresolved |
 |
WCSP (in review) |
| Menyanthes sinarica Buch.-Ham. ex Steud. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes trachysperma Michx. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes tridentata Raf. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes trifoliata L. |
Accepted |
 |
TRO |
| Menyanthes trifolium Neck. |
Unresolved |
 |
WCSP (in review) |
| Menyanthes verna Raf. |
Unresolved |
 |
WCSP (in review) |