Irish lichens
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Order: Lecanorales Family: Micareaceae
Species: Psilolechia lucida Photos: On headstone. Bantry, Co. Cork, SW Ireland. Powdery thallus of bright yellow-green, very fine, leprose granules that can form large patches. The small yellowish apothecia are rare and often +/- hidden in the thallus. Common and widespread on dry, shaded rocks, walls, bricks, stonework and headstones in both rural and urban areas. Rarely found on trees. Chemical reactions negative, UV+ orange. Similar: Psilolechia leprosa is usually fertile but appears to be rarely recorded in Ireland |
Psilolechia lucida. November 2009