The image shows a close-up of a tree trunk covered in green and brown lichen. The lichen is growing on the bark of the tree and is covering the entire surface of the trunk. The trunk appears to be old and weathered, with some cracks and crevices visible. The ground around the trunk is covered in fallen leaves, indicating that it is in a wooded area. The leaves are orange and red, suggesting that the photo was taken during the fall season. The overall mood of the image is peaceful and serene.