Pertusaria flavida IMG142349

Licence: 
Creative Commons Licence
Description: 

Pertusaria flavida, thallus on bark of old Quercus robur tree, VC23 Oxfordshire.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith