@article {2534,
	title = {Polypodium Appalachianum: An Unusual Tree Canopy Epiphyte in the Great Smoky Mountains National Park},
	journal = {American Fern Journal},
	volume = {93},
	year = {2003},
	note = {Illustrated},
	pages = {36-41},
	keywords = {All Taxa Biodiversity Inventory, Flora, Insects},
	url = {http://www.dlia.org/sites/default/files/KellerPolypodium.pdf},
	author = {Harold W. Keller and Paul G Davison and Haufler, Christopher H. and Lesmeister, Damon B.}
}
