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From: Clinton, MA
Region: Northeast
Topic: Medicinal Plants
Title: Comptonia peregrina tea as topical treatment for poison ivy
Answered by: Nan Hampton
According to the University of Michicgan-Dearborn Native American Ethnobotany database an infusion of the leaves of Comptonia peregrina has been used by several native American tribes (e.g., Delawares, Algonquians, Mohegans) to treat poison ivy. Sweet fern has also had other medicinal applications—headaches, fever, round worms, blood purifier, inflamation and more.
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