Lecanora intricata Lecanoraceae
Lecanora intricata

Growth type crustose
Chemical results: K +/- pale yellow, C-, KC+ yellow, P-, UV +/- dull orange

Widespread, usually found on siliceous rocks and walls, occasional on worked timber

Well-developed yellowish-green or greyish, areolate thallus with one or several immersed apothecia in each areole. Discs green, green-brown or greenish-black, the margins initially entire and slightly raised before becoming flexose and excluded. Spores (8-)10-14(-15) x (4.5-)5-7 Ám.

Similar: Lecanora polytropa. Thallus of scattered areoles, discs pale yellow to pale yellowish-green (never black)

Lecanora intricata
Lecanora intricata
Lytchett Matravers, Dorset. February 2014

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