herb of the cross (Verbena officinalis L.)
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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
• Verbena officinalis (herb of the cross) | USDA PLANTS Database (About This Site)
• Verbena officinalis | Go Botany (About This Site)
• Verbena officinalis | CABI Invasive Species Compendium (About This Site)
• Verbena officinalis | Biota of North America Project (BONAP) (About This Site)
• Verbena officinalis | NatureServe Explorer (About This Site)
• Herb of the Cross | Maryland Biodiversity Project (About This Site)
• Verbena officinalis L. (European Vervain) | Digital Atlas of the Virginia Flora (About This Site)
