Nearctica - Eastern Wildflowers - Asteraceae - Rough-leaved Thoroughwort (Eupatorium rotundifolium)

Round-leaved Thoroughwort

(Eupatorium rotundifolium)

Color Photographs: Copyright Nearctica.com, Inc.

Line Drawing: Britton, N.L., and A. Brown. 1913. An Illustrated Flora of the Northern United States and Canada, Second Edition.

Eupatorium pilosum

Round-leaved Thoroughwort is most similar to Hairy Thoroughwort. However the leaves of Hairy Thoroughtwort are more elongate and the leaf margin teeth are blunter.

Round-leaved Thoroughwort (Eupatorium rotundifolium)

Identification: Flowers white arranged in flat-topped clusters. Leaves heart-shaped, sessile to the stem, and with a dentate outer margin. Plant 1 to 3 feet in height.

Distribution: New England and New York in the north, westward to Indiana and Missouri, and southward to Florida and Texas.

Habitat: This species is found in open woods and other dry soils, primarily near the eastern coast.

Flowering period: July to September.

Round-leaved Thoroughwort
(Eupatorium rotundifolium)

Similar Species:

Hairy Thoroughwort (Eupatorium pilosum)

Similar Species