@article {728,
	title = {Lichens: Collema and Leptogium},
	journal = {The Bryologist},
	volume = {7},
	number = {3},
	year = {1904},
	pages = {46-48},
	url = {http://www.jstor.org/stable/pdfplus/3238276.pdf},
	author = {Carolyn W. Harris}
}
