Lichen (j) (i)

Lichen (j) (i)

Observation - Lichen (j) (i). Description: Foliose/fruticose lichen. Flat branched lobes. Green top surface, white bottom surface. Growing on trunk of deciduous tree. (Possibly Evernia prunastri which appears in different keys described as fruticose and foliose. I wonder if its structure is on the

Foliose/fruticose lichen. Flat branched lobes. Green top surface, white bottom surface. Growing on trunk of deciduous tree. (Possibly Evernia prunastri which appears in different keys described as fruticose and foliose. I wonder if its structure is on the borderline or if there are two forms with structural differences.)