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Caloplaca arenaria

Caloplaca arenaria


Crustose lichen. Little or none thallus, crustose, without elongated lobes. The surface is gray, smooth, without asexual propagules. The apothecia are adnate, 0.3-0.7 mm in diam. and lecanorine with a dark reddish orange, flat and epruinose disc. The margin is persistent, flush to slightly raised, little lighter than disc.


On granite rock on a stone wall


Camera Model: NIKON D300. Exposure Time: 1/60 sec.; f/32; ISO Speed Rating: 200. Focal Length: 90.0 mm. Flash fired.

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Spotted by

O Saviñao, Galicia, Spain

Spotted on Aug 13, 2012
Submitted on Nov 5, 2012

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