Physconia detersa (Bottlebrush Frost Lichen) 
Photo was taken at Pattison State Park
Both photos (above & below) were taken at Blue Mound State Park
Photo was taken at Toft Point State Natural Area
Both photos (above & below) were taken at Toft Point State Natural Area
Both photos (above & below) were taken at Toft Point State Natural Area

Photo was taken at Upper Little Wolf State Natural Area