Lecanoraceae
Myriolecis persimilis (Lecanora persimilis) Growth type crustose Chemical results negative Pioneer species on twigs and small branches of neutral-barked deciduous shrubs and trees, especially Ash, Oak and Elder. Easily overlooked. Inconspicuos greyish thallus often forming small patches between other lichens. Tiny (0.2-0.5mm) clustered apothecia with flat orange or brown discs, the margins persistent. Asci 8-spored, spores simple, 11-14 x 6-8 µm. Paraphyses c. 1µm wide, 2-4µm at swollen tips. Micro photographs below. Similar: Lecania cyrtella has narrower, 1-septate spores, Lecanora hagenii has smaller, simple spores and paraphyses c.2µm wide and Lecanora sambuci has asci with 8+, usually 16-32 spores |
Microscope photographs
Lecanora persimilis
On twigs. Westbourne, Dorset. December 2012 and Filcombe Farm, November 2013