Fungi Outer Hebrides


Family: Lecideaceae

Porpidia soredizodes (Lamy ex Nyl.) J.R. Laundon

Type: Crustose

Thin crustose thallus forming small grey or creamy-grey patches surrounded by a black prothallus. Round or irregular soralia with greyish-white or greyish, farinose or granular soredia. Found on siliceous rocks and pebbles, brick walls and gravestones

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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