Cramp balls
Introduction
The photograph on this page of Cramp balls by Rudi Winter as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Rudi Winter Taken: 29 Mar 2009
This fungus growing on a chopped-off tree seems to be Cramp Balls, by comparison with http://www.geograph.org.uk/photo/395610 .