Hydrocharitaceae, the Frog’s Bit Family
Submerged aquatics, with inconspicuous flowers in summer.
| 1a. Leaves all from the base, 2 dm. long or more | Eel Grass, Vallisneria spiralis. |
| 1b. Leaves on the stem, 2 cm. long or less | Water-weed, Elodea canadensis. |