Coefficient of Conservatism:
Coefficient of Wetness:
Native in the Southwest and adventive northeastward. Collected in 1973 in disturbed ground between railroad tracks near Niles, Berrien Co. (R. Schulenberg & K. Kohout 73-432, MOR). An ill-smelling plant with striped, gourd-like fruit.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 16, 2019. https://www.michiganflora.net/species.aspx?id=882.