Crustose, placodioid and leprose lichens found in Ireland: M - S

Crustose lichens form thick or thin crusts that are firmly attached to the substratum. Placodioid lichens are lobed at the margins and leprose lichens have a powdery appearance. Please click on the images to see details and larger photographs. Glossary (opens in new window).

Acarospora - Collemopsidium       Dibaeis - Lichenomphalia       Megalaria - Stigmidium       Tephromela - Verrucaria



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Crustose, Placodioid, Leprose    Squamulose    Foliose lichens    Cladonia's    Fruticose, Filamentous    Lichenicolous
A-C  D-L  M-S   T-Z A-F  G-O  P  Q-Z  fungi