1. Leaves pinnatifid (at least near base) or bipinnatifid.
L. vulgare
1. Leaves undivided (though sharply or regularly and closely toothed).
L. ×superbum
All species found in Leucanthemum
Citation:
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. May 29, 2022. https://michiganflora.net/genus.aspx?id=Leucanthemum.