@inbook {4181,
	title = {Pertusaria},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {673-687},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Chambers, S.P. and Gilbert, O.L. and James, P.W. and Aptroot, A. and Purvis, O.W.}
}
@inbook {3395,
	title = {Lecidea},
	booktitle = {Lichens of Great Britain \& Ireland},
	year = {2009},
	pages = {502-519},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Aptroot, A. and Gilbert, O.L. and Hawksworth, D.L. and Coppins, B.J.}
}
@inbook {2407,
	title = {Lecidea},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {19 pp.},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Aptroot, A. and Gilbert, O.L. and Hawksworth, D.L. and Coppins, B.J.}
}
@book {450,
	title = {The Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {1046 pp.},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London, UK},
	author = {Smith, C.W. and Aptroot, A. and Coppins, B.J. and Fletcher, A. and Gilbert, O.L. and James, P.W. and Wolseley, P.A.}
}
