Description
Thallus crust-shaped, lobed at the margin, yellow-green with light brown apothecia and a yellow-green margin.
Occurrence
On stone and concrete (kerbs and pavement tiles), occasionally on the dusty base of a tree trunk.
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Description
Thallus crust-shaped, lobed at the margin, yellow-green with light brown apothecia and a yellow-green margin.
Occurrence
On stone and concrete (kerbs and pavement tiles), occasionally on the dusty base of a tree trunk.
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