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	title = {The Internal Cephalodia of the Genus <em>Lobaria</em>},
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	year = {1970},
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	author = {Jordan, William Paul}
}
@article {653,
	title = {The Lichen Family Heppiaceae in North America},
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	year = {1970},
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	chapter = {158},
	url = {http://www.jstor.org/stable/pdfplus/2395109.pdf},
	author = {Wetmore, Clifford M.}
}
@article {642,
	title = {Ultrastructure of the Host-Parasite Interaction in the Basidiolichen Cora pavonia (Web.) E. Fries.},
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	volume = {70},
	year = {1970},
	pages = {176-182},
	chapter = {176},
	url = {http://www.springerlink.com/content/m9732327q67n84v4/fulltext.pdf},
	author = {Roskin, Phyllis A.}
}
