1. Orange A. , Purvis O. W. & James P. W. (2009) Porina Ach. In The Lichens of Great Britain and Ireland (C. W. Smith, A. Aptroot, B. J. Coppins, A. Fletcher, O. L. Gilbert, P. W. James & P. A. Wolseley, eds): 729–737. London: British Lichen Society.
2. Molecular phylogeny reveals the true colours of Myeloconidaceae (Ascomycota: Ostropales)
3. RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models
4. A new saxicolous Porina (Ascomycota, Porinaceae) from maritime rocks of Haida Gwaii (Queen Charlotte Islands), British Columbia, Canada;Brodo;Bibliotheca Lichenologica,2004