limestone adderstongue (Ophioglossum engelmannii Prantl)
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↑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.
↑Links & External Resources
• Ophioglossum engelmannii (limestone adderstongue) | USDA PLANTS Database (About This Site)
• Limestone Adder's-Tongue | iNaturalist (About This Site)
• Ophioglossum engelmannii | Biota of North America Project (BONAP) (About This Site)
• Ophioglossum engelmannii | NatureServe Explorer (About This Site)
• Ophioglossum engelmannii | Flora of North America (About This Site)
• Ophioglossum engelmannii Prantl (Limestone Adder's-tongue, Engelmann's Adder's-tongue) | Digital Atlas of the Virginia Flora (About This Site)
