Caloplaca flavorubescens, synonym Gyalolechia flavorubescens
Photo was taken at Quincy Bluff State Natural Area
Photo was taken at Roche A Cri State Park
Photo was taken at Wildcat Mountain State Park
Photo above was taken at Sohlberg Silver Lake State Natural Area
Both photos (above & below) were taken at LaCrosse Bluffs
Photo above was taken at Chaffee Creek State Natural Area
Photo above was taken at the Ice Age National Scenic trail, Mecan River Segment
Photo above was taken at Gays Mills, Wisconsin