NPSpecies

Data Source: Judziewicz, E. J. 2003.

Often considered circumpolar species (Voss, 1996, Michigan Flora), but E. Judziewicz considers it non-native to ISRO.

Frequent, clearings, meadows, and disturbed sites.; Data Source: Slavick, A D and R A Janke. 1993.

Park Species Detail: BONAP Author = L.; Reference = MI1, Park Species Data Source: Judziewicz, E. J. 2003. Review of vascular plant species lists for nine Midwestern National Parks, Monuments, Lakeshores and Riverways: A final report.; Slavick, A D and R A Janke. 1993. The Vascular Flora of Isle Royale National Park, 3rd edition. Isle Royale Natural History Association, Houghton, MI.;