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"Conserving Biodiversity: Lessons from the Smokies." Forum for Applied Reserach and Public Policy 10, no. 2 (1995): 116-120.
"Considerations for Preserve Design Based on the Distribution of Rare Plants in Great Smoky Mountains National Park, USA." Environmental Management 10, no. 1 (1986): 119-124.
"Corner's Rules in Eastern Deciduous Trees: Allometry and Its Implications for the Adaptive Architecture of Trees." Bulletin of the Torrey Botanical Club 110, no. 2 (1983): 203-212.
"Cornus florida L. Mortality and Understory Composition Changes in Western Great Smoky Mountains National Park." Journal of the Torrey Botanical Society 129, no. 3 (2002): 194-206.
"A Critique on Overstory/Understory Comparisons Based on Transition Probability Analysis of an Old-Growth Spruce-Fir Stand in the Appalachians." Vegetatio 64, no. 1 (1985): 37-45.
"The Distribution of Heath Balds in the Great Smoky Mountains, North Carolina and Tennessee." Journal of Vegetation Science 12, no. 4 (2001): 453-466.
"Disturbance and Vegetation Response in Relation to Environmental Gradients in the Great Smoky Mountains." Vegetatio 55, no. 3 (1984): 129-139.
"Effects of Area on Old-Growth Forest Attributes: Implications for the Equilibrium Landscape Concept." Landscape Ecology 8, no. 2 (1993): 119-126.
"Forward." Southeastern Naturalist 6, no. sp2 (2007): 1-26.
"Gradient Analysis of Old Spruce – Fir Forests of the Great Smoky Mountains circa 1935." Canadian Journal of Botany 71, no. 7 (1993): 951-958.
"Herbaceous-Layer Impoverishment in a Post-Agricultural Southern Appalachian Landscape." American Midland Naturalist 162, no. 1 (2009): 148-168.
"High Elevation Rock outcrop Vegetation of the Southern Appalachian Mountains." Journal of Vegetation Science 7, no. 5 (1996): 703-722.
"How Do We Insure Our Natural Area Parks Function to Preserve Species and Natural Systems." Natural Areas Journal 1, no. 2 (1981): 9-10.
"Impacts of an Exotic Disease and Vegetation Change on Foliar Calcium Cycling in Appalachian Forests." Ecological Applications 17, no. 3 (2007): 869-881.
"The Influence of Logging and Topography on the Distribution of Spruce-Fir Forests Near Their Southern Limits in Great Smoky Mountains National Park, USA." Plant Ecology 189, no. 1 (2007): 59-70.
"Island Biogeogrpahy and Preserve Design: Preserving the Vascular Plants of Great Smoky Mountains National Park." Natural Areas Journal 3, no. 4 (1983): 4-13.
"The Latitude-Elevation Relationship for Spruce-Fir Forest and Treeline along the Appalachian Mountain Chain." Vegetatio 94, no. 2 (1991): 153-175.
"Melanthium latifolium in Tennessee." Castanea 51, no. 1 (1986): 68-69.
"Modeling the Distributions of Species and Communities in Great Smoky Mountains National Park." Computers and Electronics in Agriculture 27, no. 1 (2000): 389-392.
"A Multivariate Analysis of Forest Communities in the Western Great Smoky Mountains National Park." American Midland Naturalist 118, no. 1 (1987): 107-120.
"Natural Disturbance and Gap Phase Dynamics in Southern Appalachian Spruce-Fir Forests." Canadian Journal of Forest Research 15 (1985): 233-240.
"New and Noteworthy Plants from Great Smoky Mountains National Park, North Carolina and Tennessee." Castanea 47, no. 1 (1982): 78-83.
"A new cost-distance model for human accessibility and an evaluation of accessibility bias in permanent vegetation plots in Great Smoky Mountains National Park, USA." Journal of Vegetation Science 20 (2009): 1099-1109.
"Pattern, Process, and Natural Disturbance in Vegetation." The Botanical Review 45, no. 3 (1979): 230-299.
"Patterns of European Wild Boar Rooting in the Western Great Smoky Mountains." Castanea 47, no. 3 (1982): 230-242.
