Coefficient of Conservatism:
Coefficient of Wetness:
Introduced from Asia, collected by A. A. Reznicek in 1991 on a gravel roadside in Wayne Co.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 10, 2017. http://michiganflora.net/species.aspx?id=2235.