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Observed: 2nd July 2012 By: synan
Added: 11th September 2012
On siliceous rock. Apothecia sessile, epruinose, to about 2mm; K+ yellow (indistinct); asci 8-spored; ascospores simple, colourless, ellipsoid-acuminate, 18-21 x 8-10µm; paraphyses branched and anastomosing. Thallus presumably coloured by iron oxide (spores rule out P. flavicunda/flavocruenta).