| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Apocynaceae | Pentalinon berteroi | Pineland Golden-trumpet, Pineland Allamanda, Lice-root | Pine rocklands, marl prairies, rockland hammock margins, disturbed scraped limestone; rarely (as a waif, in NC) in disturbed, acid, peaty soil. | S. FL; West Indies (the Bahamas, Cuba, and Hispaniola). A single record in NC is from an agricultural experiment station near Wenona, Washington County, NC (Hayes 1946), where presumably introduced via cattle; the species has presumably not persisted in e. NC. |  |
| Apocynaceae | Pentalinon luteum | Wild Allamanda, Hammock Viper's-tail | Mangrove swamps, tropical hammocks. | S. FL; West Indies; Honduras; Colombia. |  |