Kalb, J., Polyiam, W., Plata, E.R., Bawingan, P.A., Kalb, K. & Lücking, R. (2016)

‘Missing links’ alive? Novel taxa represent morphological transitions between distinctive phenotypes among extant Graphidaceae (lichenized Ascomycota: Ostropales)

. Phytotaxa 268 (2): 110–122. https://doi.org/10.11646/phytotaxa.268.2.2