Coefficient of Conservatism:
Coefficient of Wetness:
B. S. Walters
A native of eastern Asia, occasionally escaped from cultivation. First collected in 1986 by R. W. Smith in Lenawee Co. as spreading to a roadside bank from a garden in Adrian.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 14, 2017. http://michiganflora.net/species.aspx?id=1709.