Crustose, placodioid and leprose lichens found in Ireland: T-Z

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).

Tephromela atra Tephromela atra Tephromela atra var torulosa Thelopsis rubella Thelotrema lepadinum Thelotrema lepadinum Toninia aromatica Toninia sedifolia Trapelia coarctata Trapelia coarctata Trapelia corticola Trapelia glebulosa Trapelia placodioides Trapelia placodioides Trapeliopsis flexuosa Trapeliopsis granulosa Trapeliopsis pseudogranulosa Trapeliopsis wallrothii Trapeliopsis wallrothii Tremolecia atrata Trentepohlia (Algae) Trentepohlia (Algae) Vahliella leucophlea Vahliella leucophlea Verrucaria aethiobola Verrucaria aethiobola Verrucaria baldensis Verrucaria baldensis Verrucaria caerulea Verrucaria caerulea Verrucaria dufourii Verrucaria dufourii Verrucaria fuscella / Placopyrenium fuscellum Verrucaria fusconigrescens Verrucaria fusconigrescens Verrucaria halizoa Verrucaria hochstetteri Verrucaria hochstetteri Verrucaria internigrescens Q Verrucaria macrostoma Verrucaria macrostoma Verrucaria macrostoma f furfuracea Verrucaria macrostoma f furfuracea Verrucaria maura Verrucaria maura Verrucaria mucosa Verrucaria muralis Verrucaria muralis Verrucaria nigrescens Verrucaria nigrescens Verrucaria pinguicula Verrucaria praetermissa Q Verrucaria praetermissa Q Verrucaria prominula Verrucaria striatula Verrucaria viridula Verrucaria viridula Vouauxiella lichenicola

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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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