Lasallia papulosa (Common Toadskin)

Both photos (above & below) were taken at Devil's Lake State Park

Both photos (above & below) were taken at Pine Glen, Devil's Lake State Park
Both photos (above & below) were taken at Quincy Bluff State Natural Area
Both photos (above & below) were taken at Roche A Cri State Park
Both photos (above & below) were taken at Blue Hills Felsenmeer State Natural Area