@article {4063, title = {A combined molecular and morphological approach to species delimitation in black-fruited, endolithic Caloplaca: high genetic and low morphological diversity}, journal = {Mycological Research}, volume = {112}, year = {2008}, pages = {36-49}, issn = {09537562}, doi = {10.1016/j.mycres.2007.02.001}, url = {http://linkinghub.elsevier.com/retrieve/pii/S095375620700041X}, author = {Muggia, L. and Grube, M. and Tretiach, M.} }