Eutrochium dubium

Eutrochium dubium,[2] also called coastal plain joe pye weed, is a North American flowering plant in the family Asteraceae. It is native to the eastern United States and Canada, primarily the Atlantic coastal plain from Georgia to Nova Scotia.[3]

Eutrochium dubium
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Eutrochium
Species:
E. dubium
Binomial name
Eutrochium dubium
(Willd. ex Poir.) E.E.Lamont
Synonyms[1]
  • Eupatoriadelphus dubius (Willd. ex Poir.) R.M. King & H. Rob.
  • Eupatorium dubium Willd. ex Poir.

Eutrochium dubium is a herbaceous perennial plant herb sometimes as much as 170 cm (68 inches or 5 2/3 feet) tall. Stems are sometimes purple, sometimes green with purple spots. The plant produces numerous flower heads in flat-topped arrays, each head has 4-10 dark purple (rarely pink or white) disc florets but no ray florets.[4] The flowers are attractive to birds.[5]

Eutrochium dubium prefers full sun to part shade. It will grow in a variety of soil types, provided the soil does not dry out.[6]

References
  1. "Eutrochium dubium (Willd. ex Poir.) E.E. Lamont". Tropicos. Missouri Botanical Garden.
  2. "Eutrochium dubium". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 16 January 2015.
  3. "Eutrochium dubium". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
  4. Lamont, Eric E. (2006). "Eutrochium dubium". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  5. "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2021-02-22.
  6. "Eutrochium dubium (Coastal Plain Joe Pye Weed, Coastal Plain Joe-Pye Weed, Coastal Plain Joepye weed, Joe Pye Thoroughwort, Three-nerved Joe-pye-weed) | North Carolina Extension Gardener Plant Toolbox". plants.ces.ncsu.edu. Retrieved 2021-02-22.


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