Ramalina sp.

Ramalina sp.

Observation - Ramalina sp.. Description: Not totally sure if my ID is correct so any comments will be great. Found growing on the trunk of Oak, approx 20mm tall, seemed same colour on both sides. Thanks.

Not totally sure if my ID is correct so any comments will be great. Found growing on the trunk of Oak, approx 20mm tall, seemed same colour on both sides. Thanks.