Crustose, placodioid and leprose lichens found in Ireland: A-B

A-B     C     D-K     L     M-O     P-Q     R-S     T-Z
Crustose lichens form thick or thin crusts that are firmly attached and cannot be removed without part of the substratum. Placodioid lichens are crustose but 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).

Abrothallus microspermus Abrothallus welwitschii Acarospora fuscata Acarospora impressula Acarospora smaragdula Acarospora smaragdula Acrocordia conoidea Acrocordia conoidea Acrocordia gemmata Acrocordia salweyi Amandinea punctata Amandinea punctata Anisomeridium biforme Anisomeridium polypori Anisomeridium polypori Arthonia astroidestera Arthonia cinnabarina Arthonia didyma Arthonia didyma Arthonia ilicina Arthonia molendoi Arthonia muscigena Arthonia radiata Arthonia radiata Arthonia varians Arthonia vinosa Arthopyrenia analepta Arthopyrenia analepta Arthopyrenia cinereopruinosa Arthopyrenia nitescens Arthopyrenia platypyrenia Arthopyrenia punctiformis Arthopyrenia salicis Arthopyrenia salicis Arthrorhaphis citrinella Arthrorhaphis citrinella Arthrorhaphis grisea Arthrorhaphis grisea Aspicilia caesiocinerea Aspicilia caesiocinerea Aspicilia calcarea Aspicilia calcarea Aspicilia cinerea agg Aspicilia cinerea agg Aspicilia contorta subsp contorta Aspicilia contorta subsp hoffmanniana Bacidia arceutina Bacidia arceutina Bacidia biatorina Bacidia delicata Bacidia inundata Bacidia laurocerasi Bacidia laurocerasi Bacidia rubella Bacidia rubella Baeomyces rufus Baeomyces rufus Belonia nidarosiensis Bilimbia sabuletorum Bilimbia sabuletorum Blarneya hibernica Blarneya hibernica Botryolepraria lesdainii Botryolepraria lesdainii Buellia aethalea Buellia disciformis Buellia disciformis Buellia griseovirens Buellia griseovirens Buellia ocellata Buellia stellulata

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Crustose, Placodioid, Leprose       Squamulose           Foliose        Cladonia    Fruticose, Filamentous    Lichenicolous
AB, C, DK, L, MO, PQ, RS, TZ AC, DF, GL, MO, PQ, RZ

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