Caterpillar foods: plants in the Mallow family (Malvaceae); there are few native mallows in Wisconsin, and they are all rare; most mallows near here are weeds: Cheeses (Malva neglecta), Velvetleaf (Abutilon theophrasti), and Dwarf Mallow (Malva rotundifolia)
This is another butterfly that probably doesn’t overwinter in Wisconsin, and repopulates from the south during the summer. I see it during many summers, but not all – and only at the very end of the season. In spite of its name, it isn’t very common here.
A glimpse of the underside of its wings