| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Poaceae | Eriochloa michauxii var. michauxii | Longleaf Cupgrass | Coastal freshwater and slightly brackish marshes, pine flatwoods, pine rocklands, Florida prairies. | Se. SC south to s. FL, west to s. FL Panhandle. |  |
| Poaceae | Eriochloa michauxii var. simpsonii | Simpson’s Cupgrass | Beaches, dunes. | Endemic to sw. FL. |  |