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Buellia triphragmia (Nyl.) Arnold  
Family: Caliciaceae
Buellia triphragmia image
Buellia triphragmia image
Buellia triphragmia image
Buellia triphragmia image
Buellia triphragmia image
Buellia triphragmia image
Buellia triphragmia image