| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Orobanchaceae | Seymeria pectinata ssp. pectinata | Comb Seymeria, Combleaf Blacksenna | Dry pinelands, longleaf pine sandhills, dry to moist pine flatwoods. | Ssp. pectinata ranges from se. NC south to n. peninsular FL, west to s. MS, a Southeastern Coastal Plain endemic. |  |
| Orobanchaceae | Seymeria pectinata ssp. peninsularis | Florida Seymeria, Florida Blacksenna | Florida scrub, dry pinelands, longleaf pine sandhills. | Ssp. peninsularis (Pennell) Pennell ranges from n. peninsular FL south to s. FL. |  |