Placed in the Araceae in Michigan Flora. Bruised parts, especially at the base of the plant, have a very pleasant aromatic fragrance, rendering the genus easily identified from vegetative fragments. The candied rhizome has been for generations a popular confection, with reputed medicinal properties as well, in Europe, Asia, and America.
Key to the species of Acorus.
All species found in Acoraceae
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. April 26, 2017. http://michiganflora.net/family.aspx?id=ACORACEAE.