Written by three of the country's foremost lichen specialists, this volume lifts the shroud of mystery that has surrounded the lichen biota of the Smokies and reveals that lichen diversity in the Great Smokey Mountains National Park is the greatest of any American national park. Included in this treatment are: a revised and annotated checklist; comprehensive keys to all 804 known species of lichenized, lichenicolous, and allied fungi in the Park;...