- Explore community
Algae or lichen?
Observed: 15th December 2012 By: Thistle
Added: 16th December 2012
On the trunk of a well-established silver birch (Betula alba). It is a lichen or, as I suspect, an algae? If it's an algae, is it identifiable? Edit: moved to fungi & lichens in the hope that someone there will recognise it.