Coefficient of Conservatism:
Coefficient of Wetness:
Lactuca pulchella of Michigan Flora.
A large-headed species ranging mostly northwest of the Great Lakes. Apparently native on ridges at Isle Royale (Keweenaw Co.) but a rare adventive in disturbed sites elsewhere.
Including Isle Royale
St. Clair County
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. June 22, 2018. https://www.michiganflora.net/species.aspx?id=409.