| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Malvaceae | Callirhoe involucrata var. involucrata | Purple Poppy-mallow | Upland prairies, disturbed areas. | Illinois, sw. Minnesota, Nebraska, and Wyoming south to Arkansas, nw. Louisiana, Texas, and ne. New Mexico; adventive eastwards at isolated locations. |  (c) Finzel, Brian - CC-BY-SA |
| Malvaceae | Callirhoe involucrata var. lineariloba | Grasslands and open woodlands on gravelly or sandy soil, disturbed areas, roadsides. | Kansas and Colorado south through Oklahoma, New Mexico, and Texas to Mexico. |