@inbook {4490,
	title = {Thamnolia},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	pages = {877},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Lambley, P. and Purvis, O.W.}
}
@inbook {3540,
	title = {Siphula},
	booktitle = {Lichens of Great Britain and Ireland},
	year = {2009},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Lambley, P. and Purvis, O.W.}
}
