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Filters: Author is Billings, W. D [Clear All Filters]
Winter Key to the Trees of Eastern Tennessee." The Journal of the Southern Appalachian Botanical Club 2, no. 3 (1937): 29-44.
"Factors Involved in the Persistence of Montane Treeless Balds." Ecology 38, no. 1 (1957): 140-142.
"A Comparison of Virgin Spruce-Fir Forest in the Northern and Southern Appalachian System." Ecology 32, no. 1 (1951): 84-103.
"Bark Factors Affecting the Distribution of Corticolous Bryophytic Communities." The American Midland Naturalist 20, no. 2 (1938): 302-330.
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