Coefficient of Conservatism:
Coefficient of Wetness:
R. W. Smith
Cleome hassleriana of Michigan Flora.
A native of South America, widely cultivated and occasionally escaped. It occurred on exposed river-bottom and mud-flats at Ann Arbor (Washtenaw Co.) late in 1968, after a dam had broken in June; the seeds had presumably lain dormant in the ponded area.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. June 2, 2020. https://michiganflora.net/species.aspx?id=819.