Grey, cracked, crustose lichen

Grey, cracked, crustose lichen

Observation - Grey, cracked, crustose lichen - UK and Ireland. Description: Light grey, cracked crustose lichen growing on south facing siliceous rock. Apothecia in small recesses. Possibly Diploschistes caesioplumbeus.

Light grey, cracked crustose lichen growing on south facing siliceous rock. Apothecia in small recesses. Possibly Diploschistes caesioplumbeus.