| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Tanacetum balsamita | Costmary, Mint-geranium, Sweetmary | Disturbed areas. | Native of w. Asia. Introduced south to PA (Rhoads & Klein 1993), MD (Kartesz 1999), and DE (Kartesz 1999). |  |
| Asteraceae | Tanacetum coccineum | Painted Daisy | Spreading from horticultural use. | Native of w. Asia. | |
| Asteraceae | Tanacetum parthenium | Feverfew | Disturbed areas. | Native of Mediterranean Europe and w. Asia. |  |
| Asteraceae | Tanacetum vulgare | Common Tansy, Golden-buttons, Garden Tansy | Disturbed areas. | Native of Eurasia. |  |