Foliose lichen on decking

Foliose lichen on decking

Observation - Foliose lichen on decking. Description: Grey foliose lichen. Average length of seperate piece 10mm by 2mm. Decking is in garden area on decking, the Thames is next to decking one metre away and five metres down

Grey foliose lichen. Average length of seperate piece 10mm by 2mm.
Decking is in garden area on decking, the Thames is next to decking one metre away and five metres down