Northern St. Johnswort (Hypericum boreale (Britton) E.P. Bicknell)
Page contents
↑Range - Expand
Legend | Color |
Native | |
Introduced | |
Native or Not Present | |
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
• Hypericum boreale (northern St. Johnswort) | USDA PLANTS Database (About This Site)
• Hypericum boreale | Go Botany (About This Site)
• Northern St. John's-Wort | iNaturalist (About This Site)
• Hypericum boreale | Biota of North America Project (BONAP) (About This Site)
• Hypericum boreale | NatureServe Explorer (About This Site)
• Hypericum boreale | Flora of North America (About This Site)
• Northern St. Johnswort | Maryland Biodiversity Project (About This Site)
• Hypericum boreale (Northern St. John's-wort) | Minnesota Wildflowers (About This Site)