Giant Ironweed (Vernonia gigantea (Walter) Trel.)
Also known as tall ironweed.
Page contents
↑Range - Expand
| Legend | Color |
| Native | |
| Native or Not Present |
This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.
Although this plant occurs somewhere in each of these regions, it may only occur in a small part of some or all of them.
↑Links & External Resources
• Vernonia gigantea (Tall Ironweed) | Illinois Wildflowers (About This Site)
• Vernonia gigantea (giant ironweed) | USDA PLANTS Database (About This Site)
• Vernonia gigantea (Giant Ironweed) | Missouri Botanical Garden Plant Finder (About This Site)
• Vernonia gigantea | Biota of North America Project (BONAP) (About This Site)
• Vernonia gigantea | NatureServe Explorer (About This Site)
• Vernonia gigantea | Flora of North America (About This Site)
• Vernonia gigantea | Missouri Plants (About This Site)
• Vernonia gigantea (Walt.) Trel. (Tall Ironweed) | Digital Atlas of the Virginia Flora (About This Site)
