winged plumeless thistle (Carduus tenuiflorus W. Curtis)
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↑Range - Expand
Legend | Color |
Introduced | |
Introduced 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.
↑Links & External Resources
• Carduus tenuiflorus (winged plumeless thistle) | USDA PLANTS Database (About This Site)
• Slender Thistle | iNaturalist (About This Site)
• Carduus tenuiflorus | Biota of North America Project (BONAP) (About This Site)
• Carduus tenuiflorus | NatureServe Explorer (About This Site)
• Carduus tenuiflorus | Flora of North America (About This Site)