| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Apiaceae | Tiedemannia filiformis ssp. filiformis | Water Dropwort | Wet pine savannas, sandhill seepages. | Se. NC south to s. FL, west to se. TX; West Indies. |  (c) Keim, Mary - CC-BY-NC-SA, permission granted to NCBG |
| Apiaceae | Tiedemannia filiformis ssp. greenmanii | Greenman’s Dropwort | Depression ponds, wet pine flatwoods. | Endemic to Panhandle FL (Bay, Calhoun, and Gulf counties). |