Lumbsch, H. T., Kraichak, E., Parnmen, S., Plata, E. R., Aptroot, A., Cáceres, M. E. S., ERTZ, D., Feuerstein, S. C., Mercado-Díaz, J. A., STAIGER, B., BROECK, D. V. D. and Lücking, R. (2014) “New higher taxa in the lichen family Graphidaceae (lichenized Ascomycota: Ostropales) based on a three-gene skeleton phylogeny”, Phytotaxa, 189(1), pp. 39–51. doi: 10.11646/phytotaxa.189.1.5.