| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Poaceae | Stapfochloa canterae | Paraguayan Windmill-grass | Gravel parking lots, other disturbed areas. | Native of Paraguay. Reported for AL (Diamond 2016). |  (c) Smith, Jake - CC-BY-NC, permission granted to NCBG |
| Poaceae | Stapfochloa ciliata | Fringed Windmill-grass | Coastal prairies, low areas over limestone. | C., se., and s. TX south into Mexico (where widespread). | |
| Poaceae | Stapfochloa elata | Tall Windmill-grass | Disturbed areas. | Native of Neotropics (s. FL, West Indies, South America). | |
| Poaceae | Stapfochloa grandiflora | Paraguayan Windmill-grass | Waste areas near wool-combing mills, perhaps only a waif. | Native of Paraguay. |