Yellow lichen on siliceous sandstone

Yellow lichen on siliceous sandstone

Observation - Yellow lichen on siliceous sandstone - UK and Ireland. Description: Yellow areolate crustose lichen growing on the top of a siliceous sandstone gravestone. Lecanorine apothecia with dark yellow discs. Possibly Candelariella vitelliina .

Yellow areolate crustose lichen growing on the top of a siliceous sandstone gravestone. Lecanorine apothecia with dark yellow discs. Possibly Candelariella vitelliina .