Coefficient of Conservatism:
Coefficient of Wetness:
Collected once in Michigan by O. A. Farwell (7459, BLH) in 1894 as a waif at Detroit, Wayne Co. Native to the Pacific coast of the United States.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 16, 2017. http://michiganflora.net/species.aspx?id=1352.