A lichen on the stone wall of an old church in 2017. Identified by someone else.

Olympus EM-1 (aperture priority), Olympus 4/3 x2 TC, Olympus 4/3 50mm f2 macro, f6.3, ISO 800, hand-held.

PB260201_DxO Highclere Church Haematomma ocholeucum var porphyrium Crosseye 1600.jpg