| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Turneraceae | Turnera coerulea var. coerulea | Open area on sandy soil. | Se. TX, Mexico; South America. Collected only once (in Aransas County), and plausibly native (or not). |  | |
| Turneraceae | Turnera diffusa var. diffusa | Damiana, Hierba del Venado | Brushlands in the Rio Grande Valley. | Extreme s. TX, south through Central America; e. South America; West Indies. | |
| Turneraceae | Turnera subulata | White-Alder | Disturbed areas, from horticultural use. | Native of South America. |  |
| Turneraceae | Turnera ulmifolia var. ulmifolia | Yellow-Alder, Marilope, Ramgoat-dashalong, Catbush | Disturbed upland areas. | Native of Mexico, Central America, and West Indies. A record from Key West in 1896 suggests the plausible native status in s. FL. |  |