Coefficient of Conservatism:
Coefficient of Wetness:
Disturbed soils, native of Europe; first collected in Houghton Co. in 1860, but still a rare weed.
The longest glumes in spikes of this species are nearly always at least 1.5 cm, often 2 cm, whereas in L. perenne they are less than 1.5 cm long.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. May 25, 2019. https://michiganflora.net/species.aspx?id=2148.