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Distribution and Ecology of Dictyostelid Cellular Slime Molds in Great Smoky Mountains National Park." Mycologia 98, no. 4 (2006): 541-549.
"New Species of Small Dictyostelids from the Great Smoky Mountains National Park." Mycologia 97, no. 2 (2005): 493-512.
"Cellular Slime Molds of the Great Smoky Mountains National Park, U.S.A." Systematics and Geography of Plants 74, no. 2 (2004): 293-295.
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