| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Euphorbiaceae | Euphorbia tithymaloides ssp. smallii | Jacob's Ladder, Devil's Backbone, Slipper-spurge | Coastal berms, disturbed areas. | S. FL; Cuba (Matanzas). | |
| Euphorbiaceae | Euphorbia tithymaloides ssp. tithymaloides | Planted and perhaps persistent. | Native of tropical America. TAM and GRO south through Mexico and Central America to n. South America. |