Hairy Thoroughwort

This large family (Asteraceae), commonly called the Aster Hairy ThoroughwortFamily, consists of 1,314 genera and 21,000 species of herbs, shrubs, climbers and a few trees is found chiefly in temperate and subtropical regions.  The plants are of value to man as ornamentals; a few are insecticides and fish poisons. The genus Eupatorium means “of Eupator” and refers to Mithridates Eupator, king of Parthia, 120-63 B.C..  He was one of Rome’s most formidable opponents, and he was supposed to have discovered the medicinal virtues of the Eupatoriums.  The species roundifolium refers to the rounded shape of the leaves of Hairy Thoroughwort. Other plants in this genus, Eupatorium, have medicinal uses.  The common name “Thoroughwort” refers to the “thoroughness” with which this herb cures medical problems.  “Wort” is the old name for herb.

OtherCommonName:

ScientificName:

Eupatorium rotundifolium var. ovatum

Community:

Edge

PlantStatus:

Native

LifeSpan:

Perennial

PlantHeight:

12 to 20 inches

FruitingTime:

Mid-October to November

Distribution:

Maine to Florida ~ Statewide in New Jersey

FloweringTime:

Early July to late October

IdentifyingCharacteristics:

Leaves saw toothed, opposite on stem, rounded ~ Short rhizome ~ Flowers white, small