| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Achillea ageratum | Sweet Yarrow, Sweet Nancy, Sweet Maudlin | Perhaps only cultivated. | Native of Europe. |  |
| Asteraceae | Achillea filipendulina | Fernleaf Yarrow | Disturbed areas, persistent after cultivation. | Native of the Caucasus. |  |
| Asteraceae | Achillea gracilis | Eastern Yarrow, Eastern Thousandleaf | Grassy balds, meadows, pastures, roadsides, disturbed areas. | Widespread in e. North America. |  |
| Asteraceae | Achillea millefolium | Yarrow, Thousandleaf | Disturbed areas near ports. | Native of Eurasia. Only a few collections of the European races of the Achillea millefolium aggregate are known in eastern North America, from near old port cities (J. Ramsey, pers. comm.). |  |
| Asteraceae | Achillea ptarmica | Sneezeweed, Sneezewort | Disturbed areas. | Native of Eurasia. Weakly naturalized south to WV and at scattered sites in PA (Rhoads & Klein 1993). |  |
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