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