| Arrow-grass family - Juncaginaceae |
 |
| Arum Family - Araceae |
 |
| Bur-reeds - Sparganiaceae |
|
| Cattails - Typhaceae |
|
| Ditch-grass Family - Ruppiaceae |
|
| Duckweeds - Lemnaceae |
 |
| Flowering-rush Family - Butomaceae |
|
| Grasses - Poaceae |
|
| Greenbriars - Smilacaceae |
|
| Horned Pondweeds - Zannichelliaceae |
|
| Irises - Iridaceae |
 |
| Lilies - Liliaceae |
 |
| Orchids - Orchidaceae |
 |
| Pod-grasses - Scheuchzeriaceae |
|
| Pondweeds - Potamogetonaceae |
|
| Rushes - Juncaceae |
|
| Sedges - Cyperaceae |
|
| Spiderwort Family - Commelinaceae |
|
| Sweetflag/Calamus Family - Acoraceae |
 |
| Water-hyacinth Family - Pontederiaceae |
|
| Water-nymph Family - Najadaceae |
|
| Water-plantains - Alismataceae |
 |
| Waterweeds - Hydrocharitaceae |
|
| Yuccas / Agaves - Agavaceae |
 |
