Graphidaceae of Central French Guiana

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Graphis koreaiensis Sipman B 25382

This is a fairly distinctive taxon grossly because of thallus characters. Thallus thin, matte, ecorticate throughout, encrusted with crystals, finely blue-geen granular and ± uniform and continuous, K-, P-. Ascomata in linear arrangements of small elliptical to elongate immersed and sunked white-pruinose disks, margins slightly swollen and pale, ecorticate. Spores 4-locular.

Also examined: H 33775, H 34105, B 33419, H 33612, H 34091, B 18593, H 33618, H 33956, H 34096