@article {4649,
	title = {A taxonomic study of Protoparmelia montagnei (syn. P. psarophana) centered in the eastern Iberian Peninsula},
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	volume = {97},
	year = {2006},
	pages = {299-320},
	url = {https://www.researchgate.net/publication/249992863},
	author = {Barbero, M. and Giralt, M. and Elix, J.A. and G{\'o}mez-Bolea, A. and Llimona, X.}
}
@inbook {4647,
	title = {Protoparmelia},
	booktitle = {Lichen Flora of the Greater Sonoran Desert Region},
	volume = {2},
	year = {2004},
	pages = {425-430},
	publisher = {Lichens Unlimited},
	organization = {Lichens Unlimited},
	address = {Tempe, Arizona},
	author = {Ryan, B.D. and Nash, T.H. and Hafellner, J.}
}
@inbook {4646,
	title = {Protoparmelia},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {753-755},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Coppins, B.J. and Chambers, S.P.}
}
@article {4645,
	title = {Coalescent-based species delimitation approach uncovers high cryptic diversity in the cosmopolitan lichen-forming fungal genus Protoparmelia (Lecanorales, Ascomycota)},
	journal = {PLOS ONE},
	volume = {10},
	year = {2015},
	pages = {e0124625},
	doi = {10.1371/journal.pone.0124625},
	url = {http://dx.plos.org/10.1371/journal.pone.0124625},
	author = {Singh, G. and Dal Grande, F. and Divakar, P.K. and Otte, J. and Leavitt, S.D. and Szczepanska, K. and Crespo, A. and Rico, V.J. and Aptroot, A. and C{\'a}ceres, M.E. da Silva and Lumbsch, H.T. and Schmitt, I.},
	editor = {Fontaneto, D.}
}
@article {3033,
	title = {Puttea, gen. nov., erected for the enigmatic lichen Lecidea margaritella},
	journal = {Bryologist},
	volume = {112},
	year = {2009},
	pages = {544-557},
	issn = {0007-2745},
	doi = {10.1639/0007-2745-112.3.544},
	url = {http://www.bioone.org/doi/abs/10.1639/0007-2745-112.3.544},
	author = {Stenroos, S. and Huhtinen, S. and Lesonen, A. and Palice, Z. and Printzen, C.}
}
@article {3032,
	title = {New records, range extensions and nomenclatural innovations for lichens and lichenicolous fungi from Alaska, USA},
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	volume = {25},
	year = {2012},
	pages = {177-210},
	url = {http://www.blam-hp.eu/Herzogia\%2025\%20Heft\%202/H25-2-Dillman-abstr.pdf},
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}
@article {2104,
	title = {The genus Hypocenomyce (Lecanorales, Lecideaceae), with special emphasis on the Norwegian and Swedish species},
	journal = {Nordic Journal of Botany},
	volume = {4},
	year = {1984},
	pages = {83-108},
	url = {http://nhm2.uio.no/lichens/pdf/INDEX.HTM},
	author = {Timdal, E.}
}
