| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Papaveraceae | Argemone aenea | Dry plains, low plains, drainage areas. | S. TX and w. TX south to ne. Mexico. | ||
| Papaveraceae | Argemone albiflora var. albiflora | Carolina-poppy, White Prickly-poppy | Sandy roadsides and disturbed areas. | This species is apparently native to the southeastern United States, presumably including portions of our area, south to s. FL, but the native range is unclear. The species’ weediness suggests that it may be merely adventive in portions of our area. |  |
| Papaveraceae | Argemone albiflora var. texana | White Prickly-poppy | Rocky or sandy areas, disturbed areas. | c. OK south to sw. LA and s. TX; populations in sw. AR, n. AR, and s. MO are sometimes considered introduced, but their status is uncertain. |  |
| Papaveraceae | Argemone aurantiaca | Prairies, fields, and pastures. | Endemic to TX. | ||
| Papaveraceae | Argemone mexicana | Mexican-poppy, Mexican Prickly-poppy | Sandy roadsides and disturbed areas. | Native of peninsular FL, West Indies, and maybe Mexico and Central America. |  |
| Papaveraceae | Argemone polyanthemos | White Prickly-poppy | Prairies, fields, disturbed areas. | ND, SK, and MT south to e. TX, AZ, and NM. | |
| Papaveraceae | Argemone sanguinea | Red Prickly-poppy | Chaparral, roadsides, fields, disturbed areas. | S. TX and w. TX, south to ne. Mexico. |
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