| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Papaveraceae | Roemeria argemone | Prickly Poppy | Disturbed areas. | Native of Europe and sw. Asia. Reported from PA (Rhoads & Black 2007, Kiger & Murray in FNA 1997), VA (probably only from cultivation), and MD (Kiger & Murray in FNA 1997). |  |
| Papaveraceae | Roemeria hispida | Rough Poppy | Disturbed areas. | Native of Eurasia. |  |