The tenth year of Bleeding Heartland’s wildflower series kicks off with a plant that’s a common sight in Iowa woodlands, especially in April. Cutleaf toothwort (Dentaria laciniata), also known as toothwort, is native to every state east of the Rocky Mountains.
According to the Illinois Wildflowers website, favored habitats “include deciduous mesic woodlands, floodplain woodlands, wooded bluffs, and upland savannas. The presence of this species in a woodlands indicates that its soil has never been plowed under or subjected to heavy construction activities.”
The site says cutleaf toothwort “can survive some disturbance caused by occasional grazing and less disruptive activities of human society,” but tends to decline when the invasive garlic mustard becomes prevalent. (Now’s a good time to pull up garlic mustard, if the soil is soft and moist. It’s been so dry in central Iowa lately that I’ve found many of the roots break off.)
Most of the photos enclosed below were taken near my Windsor Heights home. Mary Riesberg also shared pictures she took in Hancock County, Illinois, just across the Mississippi River from Lee County.
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