Hammered Shield Lichen - Parmelia sulcata
This is a silvery grey-green lichen with dish like lobes. The lobes have a network of sharp ridges and depressions giving the lichen a hammered appearance.
Usually on trees occasionally on rock.
All year round.
It is very tolerant of pollution.
Widespread and common in Britain.
Common in Leicestershire and Rutland.
Leicestershire & Rutland Map
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