Cortinarius atkinsonianus 
Both photos (above & below) were taken at Lakeshore Preserve, Madison
       
Both photos (above & below) were taken at Lakeshore Preserve, Madison
Photo was taken at Lakeshore Preserve, Madison
Both photos (above & below) were taken at Browntown Oak Forest State Natural Area
Both photos (above & below) were taken at Browntown Oak Forest State Natural Area
Both photos (above & below) were taken at Browntown Oak Forest State Natural Area
Photo above was taken at Festge County Park, Dane County