Public domain photos

The image shows a close up of a tree trunk with lichen growing on it. The lichen is a light green color and is clustered together on the bark of the tree. It is likely a type of lichen, as it is small and oval-shaped.

The image shows a close up of a tree trunk with lichen growing on it. The lichen is a light green color and is clustered together on the bark of the tree. It is likely a type of lichen, as it is small and oval-shaped.Open in library