North Carolina Wildflowers

by Jeffrey S. Pippen | Back to Jeff's Plant Page | Jeff's Nature Pages


Asteraceae (Compositae) > Eupatorium

Joe-pye Weed (Eupatorium fistulosum) Hollow-stem Joe-pye Weed (Eupatorium fistulosum)
Watauga Co., NC
23 July 2006

Common statewide in NC, Joe-pye Weed grows in moist places.

Joe-pye Weed (Eupatorium fistulosum) Hollow-stem Joe-pye Weed (Eupatorium fistulosum)
Watauga Co., NC
23 July 2006

Current taxonomic evidence supports splitting the joe-pye-weeds into their own genus, Eutrochium, hence this species would be Eutrochium fistulosum.

Joe-pye Weed (Eupatorium fistulosum) Hollow-stem Joe-pye Weed (Eupatorium fistulosum)
Watauga Co., NC
23 July 2006


White Thoroughwort, White Boneset (Eupatorium album) White Thoroughwort, White Boneset (Eupatorium album)
Scotland Co., NC
1 Oct 2006

Statewide in NC growing in dry wooded habitats; common in the coastal plain and becoming increasingly rare westward.

White Thoroughwort, White Boneset (Eupatorium album) White Thoroughwort, White Boneset (Eupatorium album)
Scotland Co., NC
1 Oct 2006

White Thoroughwort, White Boneset (Eupatorium album) White Thoroughwort, White Boneset (Eupatorium album)
Scotland Co., NC
1 Oct 2006


Common Boneset (Eupatorium perfoliatum) Common Boneset (Eupatorium perfoliatum)
Buncombe Co., NC
8 Sep 2012

Common Boneset (Eupatorium perfoliatum) Common Boneset (Eupatorium perfoliatum)
Buncombe Co., NC
8 Sep 2012

Common Boneset (Eupatorium perfoliatum) Common Boneset (Eupatorium perfoliatum)
Buncombe Co., NC
8 Sep 2012

Common Boneset (Eupatorium perfoliatum) Common Boneset (Eupatorium perfoliatum)
Buncombe Co., NC
8 Sep 2012

Common Boneset (Eupatorium perfoliatum) Common Boneset (Eupatorium perfoliatum)
Buncombe Co., NC
8 Sep 2012


Justiceweed, Savanna Boneset (Eupatorium leucolepis)
Holly Shelter, Pender Co., NC
4 Oct 2018
Justiceweed, Savanna Boneset (Eupatorium leucolepis)
Holly Shelter, Pender Co., NC
4 Oct 2018
Justiceweed, Savanna Boneset (Eupatorium leucolepis)
Holly Shelter, Pender Co., NC
4 Oct 2018
Justiceweed, Savanna Boneset (Eupatorium leucolepis)
Holly Shelter, Pender Co., NC
4 Oct 2018

Hyssopleaf Thoroughwort (Eupatorium hyssopifolium) Hyssopleaf Thoroughwort (Eupatorium hyssopifolium)
Scotland Co., NC
1 Oct 2006

Statewide in NC but less common in the western half, Hyssopleaf Eupatorium grows in a variety of open habitats.

Hyssopleaf Thoroughwort (Eupatorium hyssopifolium) Hyssopleaf Thoroughwort (Eupatorium hyssopifolium)
Scotland Co., NC
1 Oct 2006
Hyssopleaf Thoroughwort (Eupatorium hyssopifolium) Hyssopleaf Thoroughwort (Eupatorium hyssopifolium)
Scotland Co., NC
1 Oct 2006

Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Durham Co., NC
19 Sep 2018

In NC, Rough Boneset is common in the coastal plain and becomes increasingly rare west of that. Grows in various moist to wet habitats. About 5 florets per little head.

Rough Boneset, Ragged Eupatorium (Eupatorium pilosum) Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Scotland Co., NC
1 Oct 2006
Rough Boneset, Ragged Eupatorium (Eupatorium pilosum) Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Scotland Co., NC
1 Oct 2006
Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Durham Co., NC
19 Sep 2018

While most stem leaves are opposite, the upper stem leaves may be alternate.

Rough Boneset, Ragged Eupatorium (Eupatorium pilosum) Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Scotland Co., NC
1 Oct 2006
Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Duke Forest, Durham Co., NC
27 July 2019
Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Duke Forest, Durham Co., NC
27 July 2019

Leaves are often angled upward in this species

Rough Boneset, Ragged Eupatorium (Eupatorium pilosum)
Duke Forest, Durham Co., NC
27 July 2019

Roundleaf Thoroughwort (Eupatorium rotundifolium)
Duke Forest, Durham Co., NC
3 Aug 2019
Roundleaf Thoroughwort (Eupatorium rotundifolium)
Duke Forest, Durham Co., NC
3 Aug 2019
Roundleaf Thoroughwort (Eupatorium rotundifolium)
Duke Forest, Durham Co., NC
3 Aug 2019

Leaves are almost as wide as they are long.

Roundleaf Thoroughwort (Eupatorium rotundifolium)
Duke Forest, Durham Co., NC
3 Aug 2019
Roundleaf Thoroughwort (Eupatorium rotundifolium)
Duke Forest, Durham Co., NC
3 Aug 2019

A large E. rotundifolium on the right juxtaposed with a skinny E. pilosum on the left.


Godfrey's Thoroughwort (Eupatorium godfreyanum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019
Godfrey's Thoroughwort (Eupatorium godfreyanum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019
Godfrey's Thoroughwort (Eupatorium godfreyanum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019

Note leaves with pinnate venation.

Godfrey's Thoroughwort (Eupatorium godfreyanum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019

Late-flowering Thoroughwort (Eupatorium serotinum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019

Widespread in North Carolina.

Late-flowering Thoroughwort (Eupatorium serotinum)
Durham Division Duke Forest, Durham Co., NC
27 July 2019

Note fairly long petioles


Torrey's Thoroughwort (Eupatorium torreyanum)
Duke Forest Durham Division, Durham Co., NC
3 Aug 2019
Torrey's Thoroughwort (Eupatorium torreyanum)
Duke Forest Durham Division, Durham Co., NC
3 Aug 2019
Torrey's Thoroughwort (Eupatorium torreyanum)
Duke Forest Durham Division, Durham Co., NC
3 Aug 2019
Torrey's Thoroughwort (Eupatorium torreyanum)
Duke Forest Durham Division, Durham Co., NC
3 Aug 2019

Leaves mostly in whorls of 3

Torrey's Thoroughwort (Eupatorium torreyanum)
Duke Forest Durham Division, Durham Co., NC
3 Aug 2019

Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens) Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens)
Scotland Co., NC
1 Oct 2006

Common in the NC coastal plain, this species was previously incorrectly called Eupatorium cuneifolium.

Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens) Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens)
Scotland Co., NC
1 Oct 2006

Note the very white flowers, much white than most other Eupatoriums.

Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens) Waxy Thoroughwort, Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium (Eupatorium glaucescens)
Scotland Co., NC
1 Oct 2006


Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum) Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum)
Scotland Co., NC
1 Oct 2006

Rare and endangered in NC, this Eupatorium grows mainly in wet habitats in the sandhills.

Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum) Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum)
Scotland Co., NC
1 Oct 2006

Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum) Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum)
Scotland Co., NC
1 Oct 2006

Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum) Pine Barren Thoroughwort, Resinous Boneset (Eupatorium resinosum)
Scotland Co., NC
1 Oct 2006


Common Dog Fennel (Eupatorium capillifolium) Common Dog Fennel (Eupatorium capillifolium)
disturbed sandy roadside in maritime forest in New Hanover Co., NC
13 Oct 2007

Statewide in North Carolina and common in the eastern half of the state, dog fennel is found in various disturbed habitats.

Common Dog Fennel (Eupatorium capillifolium) Common Dog Fennel (Eupatorium capillifolium)
disturbed sandy roadside in maritime forest in New Hanover Co., NC
13 Oct 2007

Leaves are very thin and flowers are very small.

Common Dog Fennel (Eupatorium capillifolium) Common Dog Fennel (Eupatorium capillifolium)
disturbed sandy roadside in maritime forest in New Hanover Co., NC
13 Oct 2007


Mistflower (Eupatorium coelestinum) Blue Mistflower (Conoclinium coelestinum)
Chatham Co., NC
17 Sep 2005

This fall-flowering species was formerly placed in the genus Eupatorium. It can be an excellent butterfly magnet in some parts of the state, especially along the coast.

Mistflower (Eupatorium coelestinum)

Blue Mistflower (Conoclinium coelestinum)

Chatham Co., NC
17 Sep 2005
Mistflower (Eupatorium coelestinum)

Blue Mistflower (Conoclinium coelestinum)

Jones Co., NC
21 Oct 2007


Annotated habitat and distribution information listed above is from Radford, Ahles, & Bell. 1968. Manual of the Vascular Flora of the Carolinas. UNC Press; and from personal observations and discussions with Will Cook, Harry LeGrand, and Bob Wilbur. Common names from personal experience and supplemented by the following resources USDA plants website, Flora of the Carolinas, Virginia, and Georgia, and NatureServe.


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Created on May 7, 2006 | jeffpippen9@gmail.com