Fungi Outer Hebrides


Family: Psoraceae

Protoblastenia rupestris (Scop.) J. Steiner

Type: Crustose

Thin, greenish, pale to orange-grey, or grey-brown, areolate thallus. Apothecia pale to deep orange, often strongly convex. Extremely common and widespread on rocks, concrete and even asphalt

Determiner: 
Christine Johnson

References: 
Smith et al. editors (2009) The Lichens of Great Britain and Ireland
Dobson (2018) Lichens: an Illustrated Guide to the British and Irish Species

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