Buellia erubescens 2 (formerly labeled Buellia stillingiana)
On Acer rubrum. From the North Shore of Lake Superior, Ontario.

Buellia erubescens 3 (formerly labeled Buellia stillingiana)
On hardwood bark. From the Florida Keys.

Buellia erubescens 4 (formerly labeled Buellia stillingiana)
On Alnus bark. From Tonsina Pt., near Seward, Kenai Peninsula, southeast Alaska.

Buellia erubescens 5 (formerly labeled Buellia stillingiana)
On Fagus bark. From Martha's Vineyard, Massachusetts.

Buellia erubescens 6 (formerly labeled Buellia stillingiana)
On Fagus bark. From Martha's Vineyard, Massachusetts.

Buellia erubescens 7 (formerly labeled Buellia stillingiana)
On hardwood bark. From Bahia Honda Key, Florida.

Buellia erubescens 8 (formerly labeled Buellia stillingiana)
On hardwood bark. From along Natchez Trace Parkway, Mississippi