1. Plants fibrous-rooted perennial subshrubs; leaves leathery, entire, ± evergreen; flowering May and June.
1. Plants tap-rooted annuals; leaves herbaceous, toothed or entire, not evergreen; flowering July–September.
2. Fruit ca. 3–5 mm long; flowers usually white, fragrant; leaves ± irregularly toothed; inflorescence elongating in fruit.
2. Fruit ca. 5.5–6.5 (–10) mm long; flowers usually pink, red, or purple, not fragrant; leaves entire; inflorescence remaining densely compact in fruit.
All species found in Iberis
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. November 13, 2019. https://www.michiganflora.net/genus.aspx?id=Iberis.