| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Madia elegans | Showy Tarplant | Disturbed areas. | Native of WA, OR, NV, and CA. |  |
| Asteraceae | Madia sativa | Tarweed | Disturbed areas, scattered occurrences (perhaps only waifs) in eastern North America, (including GA, NC, PA). | Native of Chile and also w. North America (see FNA). |  |