Lichens on the Sea Wall in the Belvedere area (Grid Reference TQ5080)

Caloplaca decipiens (described informally as a sorediate version of Caloplaca saxicola) viz.

Caloplaca saxicola viz.

Lecanora muralis

Physcia caesia 

Xanthoria calcicola viz.

and Xanthoria elegans (growing in companionable proximity to a Lecanora species) viz.

Additionally, we saw saw: Lecanora chlarotera, Lecidella elaeochroma and Xanthoria parietina on trees growing beside the Sea Wall. Also unidentified Physcia species. 

So: nine (9) identified Species of Lichen.