1. Stem winged; leaf with petiole obscure (and winged), tapering into blade; perennial.
1. Stem wingless; leaf with well distinguished blade and petiole; annual.
All species found in Verbesina
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. March 29, 2017. http://michiganflora.net/genus.aspx?id=Verbesina.