Dalea

1. Leaflets more than 5 (15–31 on many of the larger leaves), flat, oblanceolate-elliptic, less than 1 cm long, mostly ca. 2–3 mm broad.

D. leporina

1. Leaflets 3–5, involute, linear, ca. 0.9–2 cm long, ca. 0.5–1.7 mm broad.

D. purpurea

All species found in Dalea

Dalea leporinaPRAIRIE-CLOVER 
Dalea purpureaPURPLE PRAIRIE-CLOVER 

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. September 23, 2017. http://michiganflora.net/genus.aspx?id=Dalea.