yankeeweed
Eupatorium compositifolium Walter

Eupatorium compositifolium, known as yankeeweed, is a herbaceous perennial in the Asteraceae family. Native to the southern United States, it grows 0.5 to 2 meters tall and blooms from August to October. It is found in habitats such as sand dunes, disturbed areas, and flat-woods.
Description
Eupatorium compositifolium, or yankeeweed, is a North American plant in the genus Eupatorium. It features inflorescences with numerous small, white flower heads, each containing five disc florets and no ray florets. The species is distributed across Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, and Virginia. First described in 1788 by Walter, it is commonly found in coastal and inland regions of the southeastern U.S.
Other common names
yankeeweed
Distribution
Alabama · Arkansas · Florida · Georgia · Kentucky · Louisiana · Mississippi · North Carolina · Oklahoma · South Carolina · Tennessee · Texas · Virginia
Synonyms
Chrysocoma coronopifoliaChrysocoma artemisiifoliaTraganthes compositifoliaChrysocoma coronopifoliaEupatorium racemosumEupatorium coronopifolium
