Coefficient of Conservatism:
Coefficient of Wetness:
Lake shores and wettest parts of sandy swales. Disjunct from the Coastal Plain to northwestern Indiana and southwestern Michigan, where very rare.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 15, 2019. https://www.michiganflora.net/species.aspx?id=1757.