A.  Crespo, Kauff, F., Divakar, P. K., del Prado, R., Pérez-Ortega, S., Amo de Paz, G., Ferencova, Z., Blanco, O., Roca-Valiente, B., Núñez-Zapata, J., Cubas, P., Argüello, A., Elix, J. A., Esslinger, T. L., Hawksworth, D. L., Millanes, A. M., M. Molina, C., Wedin, M., Ahti, T., Aptroot, A., Barreno, E., Bungartz, F., Calvelo, S., Candan, M., Cole, M., Ertz, D., Goffinet, B., Lindblom, L., Lücking, R., Lutzoni, F., Mattsson, J. - E., Messuti, M. I., Miadlikowska, J., Piercey-Normore, M. D., Rico, V. J., Sipman, H. J. M., Schmitt, I., Spribille, T., Thell, A., Thor, G., Upreti, D., and Lumbsch, H. T., ?Phylogenetic generic classification of parmelioid lichens (Parmeliaceae, Ascomycota) based on molecular, morphological and chemical evidence?, Taxon, vol. 59, pp. 1735-1753, 2010.

R.  Del-Prado, Cubas, P., Lumbsch, H. T., Divakar, P. K., Blanco, O., G. de Paz, A., Molina, M. C., and Crespo, A., ?Genetic distances within and among species in monophyletic lineages of Parmeliaceae (Ascomycota) as a tool for taxon delimitation?, Molecular Phylogenetics and Evolution, vol. 56, pp. 125-133, 2010.

A.  Crespo, M. Molina, C., Blanco, O., Schroeter, B., Sancho, L. G., and Hawksworth, D. L., ?rDNA ITS and ?-tubulin gene sequence analyses reveal two monophyletic groups within the cosmopolitan lichen Parmelia saxatilis?, Mycological Research, vol. 106, pp. 788-795, 2002.

delCarmen M. Molina, Crespo, A., Blanco, O., Lumbsch, H. T., and Hawksworth, D. L., ?Phylogenetic relationships and species concepts in Parmelia s. str. (Parmeliaceae) inferred from nuclear ITS rDNA and beta-tubulin sequences?, Lichenologist, vol. 36, pp. 37-54, 2004.

delC.  M. Molina, Crespo, A., Blanco, O., Hladun, N., and Hawksworth, D. L., ?Molecular phylogeny and status of Diploicia and Diplotomma, with observations on Diploicia subcanescens and Diplotomma rivas-martinezii?, Lichenologist, vol. 34, pp. 509-519, 2002.

delC.  M. Molina, Crespo, A., Blanco, O., Hladun, N., and Hawksworth, D. L., ?Molecular phylogeny and status of Diploicia and Diplotomma, with observations on Diploicia subcanescens and Diplotomma rivas-martinezii?, Lichenologist, vol. 34, pp. 509-519, 2002.

O.  Blanco, Crespo, A., Elix, J. A., Hawksworth, D. L., and Lumbsch, H. T., ?A molecular phylogeny and a new classification of parmelioid lichens containing  Xanthoparmelia-type lichenan (Ascomycota: Lecanorales)?, Taxon, vol. 53, pp. 959-975, 2004.

A.  Crespo, Lumbsch, H. T., Mattsson, J. - E., Blanco, O., Divakar, P. K., Articus, K., Wiklund, E., Bawingan, P. A., and Wedin, M., ?Testing morphology-based hypotheses of phylogenetic relationships in Parmeliaceae (Ascomycota) using three ribosomal markers and the nuclear RPB1 gene?, Molecular and Phylogenetic Evolution, vol. 44, pp. 812-824, 2007.

delC.  M. Molina, Crespo, A., Blanco, O., Hladun, N., and Hawksworth, D. L., ?Molecular phylogeny and status of Diploicia and Diplotomma, with observations on Diploicia subcanescens and Diplotomma rivas-martinezii?, Lichenologist, vol. 34, pp. 509-519, 2002.

A.  Crespo, Lumbsch, H. T., Mattsson, J. - E., Blanco, O., Divakar, P. K., Articus, K., Wiklund, E., Bawingan, P. A., and Wedin, M., ?Testing morphology-based hypotheses of phylogenetic relationships in Parmeliaceae (Ascomycota) using three ribosomal markers and the nuclear RPB1 gene?, Molecular Phylogenetics and Evolution, vol. 44, pp. 812-824, 2007.