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"Revision of Gyalideopsis ozarkensis and G. subaequatoriana (Gomphillaceae; lichenized Ascomycetes), leads to the description of an overlooked new species." The Bryologist 120, no. 3 (2017): 274-286.
"Lecanora Anakeestiicola (Lecanorales): An Unusual New Fruticose Species from Great Smoky Mountains National Park in Eastern North America." The Bryologist 118, no. 1 (2015): 1-10.
"The Status of Sticta sylvatica, an 'Exceedingly Rare' Lichen Species, in Eastern North America." Evansia 31, no. 1 (2014): 17-24.
"Arthopyrenia Betulicola (Arthopyreniaceae, Dothidiomycetes), an Unusual New Lichenized Fungus From High Elevations of the Southern Appalachian Mountains." Aliso: A Journal of Systematic and Evolutionary Botany 31, no. 2 (2013): 77-81.
"Cladonia Appalachensis, Belated Description of a Southern Appalachian Lichen Endemic from the Great Smoky Mountains." Opuscula Philolichenum 12, no. 1 (2013): 17-22.
The Lichens and Allied Fungi of Great Smoky Mountains National Park: An Annotated Checklist with Comprehensive Keys In Memoirs of the New York Botanical Garden. New York Botanical Garden Press, 2013.
"Not Too Late for American Biodiversity?" BioScience 62, no. 3 (2012): 218-219.
The Calicioid Lichens and Fungi of Great Smoky Mountains N.P.. Fort Kent, Maine: University of Maine , 2009.
"Evaluation of Tree Canopy Epiphytes and Bark Characteristics Associated with the Presence of Corticolous Myxomycetes." Botany-Botanique 87, no. 5 (2009): 509-517.
"Three New Species and One New Record of the Genus Doryphoribius Pilato, 1969 (Tardigrada: Eutardigrada: Hypsibiidae) from the Great Smoky Mountains National Park (Tennessee, USA)." Journal of Natural History 42, no. 41-42 (2008): 2595-2608.
"Bacidia lobarica (Bacidiaceae, Lecanorales) sp. nov., a Sorediate Lichen from the Southeastern U.S.A." The Bryologist 110, no. 3 (2007): 487-489.
"Heterodermia neglecta (Physciaceae), A New Lichen Species from Eastern North America." The Bryologist 110, no. 3 (2007): 490-493.
"Notes on the Lichen Genus Lepraria in Great Smoky Mountains National Park, Southeastern North America: Lepraria lanata and L. salazinica spp. nov." Opuscula Philolichenum 4 (2007): 51-54.
""Smoky Bears" - Tardigrades of Great Smoky Mountains National Park." Southeastern Naturalist 6, no. Special Issue 1 (2007): 229-238.
"A Large-Scale, Multihabitat Inventory of the Phylum Tardigrada in the Great Smoky Mountains National Park, USA: A Preliminary Report." Hydrobiologia 558, no. 1 (2006): 111-118.
"Notes on Botryolepraria lesdainii in North America." Evansia 23, no. 2 (2006): 34-35.
"Leioderma Cherokeense (Pannariaceae, Lecanorales) sp nov. From the Great Smoky Mountains, North Carolina, USA." Bryologist 108, no. 3 (2005): 412-414.
"New or Otherwise Interesting Lichens II." Bibliotheca Lichenologica 88 (2004): 301-329.
"Tree Canopy Biodiversity: Student Reserach Experienced in Great Smoky Mountains National Park." Systematics and Geography of Plants 74, no. 1 (2004): 47-65.
"The Lichen Genus Sticta in the Great Smoky Mountains: A Phylogenetic Study of Morphological, Chemical, and Molecular Data." Bryologist 106, no. 1 (2003): 61-79.
"Tree Canopy Lichens of the Great Smoky Mountains National Park." Evansia 20, no. 4 (2003): 114-127.
"Discovery of a New Obligate Tree Canopy Myxomycete in the Great Smoky Mountains National Park." Inoculum 53, no. 2 (2002): 1-4.
A Review of Lichen and Bryophyte Elemental Content Literature with Reference to Pacific Northwest Species. Bellingham, WA: United States Department of Agriculture, Forest Service, 1999.
"Smokies Shelter a Diversity of Lichens." Discovering the Smokies 2, no. 1 (1999): 7-9.
