The image shows a close-up of a mushroom growing on the side of a tree trunk. The mushroom has a large, oval-shaped cap with a greenish-brown color and a rough texture. The cap is covered in small white spots, which appear to be lichen or fungus. The stem of the tree trunk is brown and has a rough, textured surface. The background is blurred, but it appears to be a forest or wooded area with other trees and plants. There are also some twigs and branches visible in the background.