White Lichen

White Lichen

Observation - White Lichen. Description: White lichen on tree trunk. A circle about an inch and a half across. Flat with raised pattern. On youngish tree on main road. Didn't note species - either plane or sycamore.

White lichen on tree trunk. A circle about an inch and a half across. Flat with raised pattern. On youngish tree on main road. Didn't note species - either plane or sycamore.