| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Amaranthaceae | Achyranthes aspera var. aspera | Blunt-leaved Achyranthes | Disturbed upland areas, waste areas around wool-combing mills. | Native of Asia. |  |
| Amaranthaceae | Achyranthes aspera var. pubescens | Devil's-horsewhip | Disturbed uplands, hammocks. | Native of w. Africa. Reported for MD and s. FL (FNA, Kartesz 1999), the MD report dropped in Kartesz (2010). |  |