Irish lichens

Lecanora albescens

Order: Lecanorales       Family: Lecanoraceae

Species: Myriolecis albescens (Lecanora albescens)

Growth type crustose.
Photos: On concrete post. Ballingeary, Co. Cork, SW Ireland.

Small patches of convex, white or occasionally very pale grey areoles, sometimes notched or almost placodioid at margins. Abundant crowded, greenish or pink-brown, +/- white pruinose apothecia. Disc margins are persistent, even, crenulate or wavy.

Common and widespread on well-lit mortar, concrete, paving stones, memorials and hard calcareous rocks.
Chemical reactions negative.

Lecanora albescens
Lecanora albescens October 2009

All images used are copyright. Please contact me if you find errors.