Lecanoraceae Myriolecis hagenii (Lecanora hagenii) Growth type crustose Chemical results: Thallus and apothecia negative Nitrophytic, most frequent on dusty or nutrient-rich bark and wood, occasional on bricks and pavements Thallus usually smooth and grey, sometimes immersed. Apothecia becoming constricted at base, discs pale brown to reddish-brown, +/- pruinose with thin grey margins. Often in small groups and angular by compression. Spores 7-14 x 4-8 µm. Micrographs below. Similar: Lecanora persimilis, asci 8-spored. Lecanora sambuci, asci usually 16-32 spored. L. dispersa, usually but not always saxicolous

Micrographs



Myriolecis hagenii (Lecanora hagenii)
Wessex Lichen Group meeting, Hampshire. November 2013 and Poole, Dorset. April 2025