Smith, David K., Kenneth D. McFarland, Allen C. Risk, and Paul G. Davison. Bryophyte and Lichen Survey of Foothills Parkway, Segment 8B, Cosby-Pittman Center, Great Smoky Mountains National Park. Oak Ridge, TN, 1995.

Smith, David K., Kenneth D. McFarland, Allen C. Risk, and Paul G. Davison. Survey of Bryophytes and Lichens Along Foothills Parkway Right-of-Way 8D In Final Report . Pittman Center, TN: Great Smoky Mountains National Park, 1995.

Smith, David K., Kenneth D. McFarland, and Paul G. Davison. Development of a Taxonomic/Ecological Database: Report of the Floristic Richness of Bryophytes, Great Smoky Mountains National Park In Great Smoky Mountains National Park, Final Report . Gatlinburg, Tennessee: National Park Service, 1991.