Triadenum virginicum (Virginia Marsh St. Johnswort) is a species of perennial herb in the family Hypericaceae. They have a self-supporting growth form. They are native to Canada, The Contiguous United States, North America, and Eastern North America. They have simple, broad leaves. Flowers are visited by Honey bee, (page not found), Common Eastern Bumblebee, and Vespula consobrina.
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