Group Name:
Angiosperms: Dicotyledons
Family Name:
Hypericaceae
Genus:
Hypericum L. L.
Genus Common Name:
St. John's wort
Genus Note:
Some authors place in Guttiferae
Species:
Hypericum majus (Gray) Britton
Habitat:
Marsh margins; prairie swales
Abundance and Distribution:
Infrequent to rare throughout most of state
Origin:
Native
Link to this record:
http://uipress.lib.uiowa.edu/vpi/DetailsPage.aspx?species_id=SPEd1e7578