Lecanoraceae Myriolecis dispersa (Lecanora dispersa) Growth type crustose Chemical reactions negative. Epithecial granules insoluble in K Common in both urban and rural areas on a wide range of nutrient-rich basic substrates. Pollution-resistant. Light-grey or whitish, thin or evanescent thallus with small apothecia. Discs pale green-grey to dark-brown, sometimes white-pruinose. Entire margins, flexuose or slightly crenulate. Spores simple, (7-)8.5-14 x (3-)4-7 µm. Similar: Lecanora crenulata; apothecia margins regularly crenate. Lecanora semipallida; epithecial granules dissoving in K

Lecanora dispersa
Wool and Broadstone, Dorset. 2012 and 2014