| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Calendula arvensis | Field-Marigold | Waif on ballast. | Native of Europe. |  (c) Frumkin, Ron - CC-BY-NC, permission granted to NCBG |
| Asteraceae | Calendula officinalis | Pot-marigold | Disturbed areas, a waif or "throw-out" from horticultural use. | Native of Mediterranean Europe. |  (c) Yards, Healthy - CC-BY |