Vascular Plants of North Carolina
Hypericum denticulatum | Illinois Botanizer
Hypericum denticulatum - Species Page - Tennessee-Kentucky Plant Atlas
Hypericum denticulatum | coppery St. Johnswort
Denticulatum hi-res stock photography and images - Alamy
SERNEC - Hypericum
Herbarium Specimen Details - APA: Alabama Plant Atlas
Hypericum - Wikispecies
Hypericum denticulatum - FNA
Digital Atlas of the Virginia Flora | Hypericum virgatum Lam.
Coppery St. John's-wort
Hypericum denticulatum
Hypericum
Vascular Plants of North Carolina
Coppery St. John's Wort Guide - New York Natural Heritage Program
Vascular Plants of North Carolina
Hypericum gymnanthum (Claspingleaf st. john's-wort) | Native Plants of North America
Coppery St. John's Wort (Hypericum denticulatum) · iNaturalist
Hypericum denticulatum - Species Page - Tennessee-Kentucky Plant Atlas
Hypericum denticulatum
Hypericum denticulatum - Species Page - ISB: Atlas of Florida Plants
List of Hypericum species - Wikipedia
