1. Leaves perfoliate, finely puberulent (rarely almost glabrous) and usually light or dark green but not glaucous beneath; rhizome short with many crowded roots; mature capsule less than 14 (usually 8–10) mm long.
1. Leaves sessile, glaucous but glabrous beneath; rhizome elongate, bearing scattered small roots; mature capsule over 15 mm long.
All species found in Uvularia
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 11, 2017. http://www.michiganflora.net/genus.aspx?id=Uvularia.