Photographer: Merel R. Black
Parthenium integrifolium L.
American feverfew, eastern feverfew, eastern parthenium, wild quinine
Parthenium: Greek parthenos for "virgin" referring to infertile disk flowers
integrifolium: Latin for "entire-leaved"
|Plant: ||robust, erect, perennial, 20"-40" tall, aromatic forb usually with no branches|
|Flower: ||head white, 1/4" wide with a few rays and a prominent disk; inflorescence of many heads in dense, flat-topped clusters; blooms July-Sept.|
|Fruit:||black, dry seed without a fluffy pappus|
|Leaf:||alternate, large, toothed; lower on long stalks, upper smaller and stalkless to clasping|
|Habitat: ||full sun; dry to moist; prairies, woods; in sandy, loamy soil|
|Notes: ||often planted north of its natural range|