Substrate and Habitat. Corticolous on hardwood trees.
Distribution. Coastal East Africa (Kenya), southeastern North America and Caribbean (Cuba, Puerto Rico); in North Carolina found in the Coastal Plain ecoregion.
Literature
Harris, R.C. (1995) More Florida Lichens. Including the 10¢ Tour of the Pyrenolichens. Published by the Author, Bronx, N.Y. 192 pp (treated as Graphina subnitidula).
Lendemer, J.C. & R.C. Harris. (2014) Seven new species of Graphidaceae (Lichenized Ascomycetes) from the Coastal Plain of southeastern North America. Phytotaxa189(1): 153–175.
Staiger B. (2002) Die Flechtenfamilie Graphidaceae. Studien in Richtung einer natürlicheren Gliederung. Bibliotheca Lichenologica85: 1–526.
Tuckerman, E. (1888) A synopsis of the North American lichens. Part. II. Comprising the Lecideacei, and (in part) the Graphidacei. New Bedford, Mass. 176 pp (original description as Graphis subnitidula).
Wirth, M. & M.E. Hale, Jr. (1978) Morden-Smithsonian Expedition to Dominica: the lichens (Graphidaceae). Smithsonian Contributions to Botany40: 1-64 (description as Graphina subnitidula).