Class: Lecanoromycetes       Incertae sedis Species: Botryolepraria lesdainii Growth type crustose, granular. Photos: Among moss on shady wall. Gougane Barra and Bantry, Cork, SW Ireland. Identified by John Douglass Diffuse, spongy, apple-green or blue-green thallus without isidia or soredia. Abundant free hyphae forming network with frequent septa, clusters of photobiont cells at ends of hyphal branches. Widespread throughout Ireland on calcareous rocks and walls, limestone and mortar. Requires shade and protection from direct rainfall. Chemical reactions negative.

Botryolepraria lesdainii. August and November 2009