Lecanora pruinosa Lecanoraceae
Lecanora pruinosa

Growth type crustose, placodioid
Chemical results: K+ weak yellow, C+ orange, P-, UV+ orange

Local distribution on limestone churchwalls, rare on natural limestone.
BLS conservation evaluation: LC NS

Placodioid whitish to pale yellow-green thallus, granulate-pruinose, the centre +/- areolate. Prothallus absent. Apothecia with persistent pruinose margins, discs reddish-brown with white-grey pruina.

Similar: Lecanora muralis C-, UV-. Caloplaca teicholyta K-, C-


Lecanora pruinosa


Lecanora pruinosa


Lecanora pruinosa
Lecanora pruinosa
All Saints, Hilton, Dorset. March 2014

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