Summary ²

Eutrochium fistulosum (Eupatorium fistulosum), also called Hollow Joe-Pye weed, trumpetweed, or purple thoroughwort, is a North American flowering plant in the sunflower family. It is native to southern Canada and throughout the eastern and south central United States from Maine west to Ontario, Wisconsin, and Missouri and south as far as Florida and Texas. The species name fistulosum refers to the tubular stem; see fistula.

Sources and Credits

1. (c) James Gaither, some rights reserved (CC BY-NC-ND), http://www.flickr.com/photos/13892958@N07/4084077663
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Eutrochium_fistulosum

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

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