Pale green lichen with black cilia around its edges and small, (very) fine cracks. Powdery, pale brown to orange soredia are present. Lower surface is dark gray to black. K+ on upper surface (yellow-green).
On a fallen hardwood branch in a dense mixed hardwood/coniferous forest in Northwest Georgia (Gordon County), US.
Lat: 34.58, Long: -84.69
Spotted on Dec 28, 2017
Submitted on Jan 1, 2018