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Graphidaceae
Graphis scripta sens str. Growth type crustose Chemical results negative One of the two most common of the four species recently separated from Graphis scripta s.lat. A widespread pioneer species also found on mature trees, often with G. pulverulenta White, grey or brownish thallus with elongate, curved or branched lirellae with +/- rounded ends. Branching sometimes parallel. Discs very narrow or not visible, sometimes with a narrow thallus margin. Asci are 6-8 spored, the spores 5-13 septate, 20-63 x 5-12 µm and the lumina are usually elliptical or lentiform. Micrograph below. |
