1. Flowers red and yellow; spurs essentially straight; a common native.
1. Flowers purple, white, or pink, without yellow; spurs strongly incurved; an occasional escape from cultivation.
All species found in Aquilegia
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. February 23, 2018. http://www.michiganflora.net/genus.aspx?id=Aquilegia.