Robert W. Freckmann Herbarium
University of Wisconsin - Stevens Point

Vascular Plants

Plants of Wisconsin

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  Eupatorium maculatum L. image
Photographer: Merel R. Black           

Asa Thoresen

Clifford Orsted

Clifford Orsted

Keir Morse

Matthew L. Wagner

Matthew L. Wagner

Merel R. Black

Robert W. Freckmann
Family Asteraceae
Eupatorium maculatum L.
spotted Joe-Pye-weed
Eupatorium: from Greek name Mithridates Eupator, King of Pontus about 115BC who is said to have discovered an antidote to a commonly used poison in one of the species
maculatum: Latin for "spotted" or "mottled"
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, 2'-7' tall forb; stems spotted or evenly purplish
Flower: head with 9-22 pink to purple disk flowers; inflorescence a 7", usually flat-topped, branched cluster; blooms July-Sept.
Fruit:dry seed on fluffy pappus
Leaf:sharply toothed, mostly in whorls of 4-5 leaf drawing
Habitat: full sun; wet to moist; meadows, marshes, shores; in sandy, loamy, limy soil
(Glossary)

More Information Natural Communities Herbarium Specimens
All Eupatorium list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
(for list of synonyms - see the subspecies)

Vascular Plants

Plants of Wisconsin

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