Coefficient of Conservatism:
Coefficient of Wetness:
A tufted annual collected in 1934 (F. J. Hermann 6184, MICH) as a weed in Washtenaw Co.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 12, 2017. http://www.michiganflora.net/species.aspx?id=2003.