@article {1644,
	title = {Concentration of Rare Epiphytic Lichens along Large Streams in a Mountainous Watershed in Oregon, U.S.A.},
	journal = {The Bryologist},
	volume = {105},
	number = {3},
	year = {2002},
	pages = {439-450},
	author = {Bruce McCune and Jenafer Hutchinson and Shanti Berryman}
}
