Irish lichens
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Order: Ostropales Family: Graphidaceae
Species: Phaeographis inusta Photos: On Salix. Glengarriff woods, Co. Cork, SW Ireland. Identified by John Douglass Small, thin, matt or glossy thallus, pale grey to pale yellow-brown, often with olive-greenish tinge. Immersed, grey-black, +/- stellate apothecia lacking white thalline margins. Spores 3-5 septate. Chemical reactions negative. Found on deciduous trees, especially Hazel, in mature woodland. Similar: Phaeographis dentritica and P. smithii (both K+, P+). Graphis scripta, slit-like discs in narrower lirellae. |
Phaeographis inusta November 2010