Lendemer, James C., and Richard C. Harris. “Seven New Species of Graphidaceae (Lichenized Ascomycetes) from the Coastal Plain of Southeastern North America”. Phytotaxa 189, no. 1 (December 19, 2014): 153–175. Accessed March 21, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.189.1.11.