| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Butomaceae | Butomaceae |  | |||
| Butomaceae | Butomus | Flowering-rush | | ||
| Butomaceae | Butomus umbellatus | Greater Flowering-rush | Marshes, lakes, ponds, stream edges, submersed in fresh water, other wet places, often disturbed. | Native of Eurasia. Established in KY, OH, w. MO(?), PA northward and westward. Wood & Utz (2022) reported collections and iNaturalist observations documented a southern expansion of this invasive aquatic in the Ohio River watershed portions of our region. |  |