Coefficient of Conservatism:
Coefficient of Wetness:
R. W. Smith
A showy-flowered native west of our area, occasionally escaped from cultivation eastward. Collected from a dry sandy roadside at Wayland, Allegan Co., in 1924 (C. W. Fallass 3260, ALBC).
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. June 16, 2019. https://www.michiganflora.net/species.aspx?id=1669.