Jia, Ze-Feng & Jiang-Chun Wei. A new isidiate species of Graphis (lichenized Ascomycotina) from China. Mycotaxon 110: 27–30. 2009.

ABSTRACT: This paper describes a third isidiate species with trans-septate spores in the genus Graphis sensu Staiger. The new species is from Guangdong Province of China. It is characterized by an isidiate thallus, a completely carbonized exciple with entire lips, trans-septate ascospores, and the absence of lichen substances.

KEYWORDS: Graphis guangdongensis, Graphidaceae, Ostropales, Ascomycota