Great St. Johnswort is a species of special concern in Connecticut. This plant was photographed in New England Wild Flower Society's rare plants garden.
- Synonyms: Hypericum pyramidatum
- Family: St. Johnswort (Hypericaceae)
- Habitat: streambanks, wet meadows and thickets
- Height: 2-6 feet
- Flower size: 2 inches across
- Flower color: yellow
- Flowering time: June to August
- Origin: native
The fruits of great St. Johnswort are large, pyramid-shaped capsules.