Porpidia platycarpoides

Porpidia platycarpoides

Observation - Porpidia platycarpoides - UK and Ireland. Description: On siliceous coastal rock. Thallus K+ red (slow to develop). Apothecia sessile, pruinose, largest 2-3mm. Ascospores 8 per ascus, simple, colourless, ellipsoid-acuminate, 16.3-22.5 x 8.8-10.0µm.

On siliceous coastal rock. Thallus K+ red (slow to develop). Apothecia sessile, pruinose, largest 2-3mm. Ascospores 8 per ascus, simple, colourless, ellipsoid-acuminate, 16.3-22.5 x 8.8-10.0µm.