The Great Smoky Mountains, which is part of an International Biosphere Reserve and contains nearly 200,000 acres of old growth forest. The extraordinary mosaic of life zones, including the world's finest example of a temperate deciduous forest, supports an estimated 5,600 species of trees, shrubs, and herbs including more than 1,600 species of flowering plants. This beautifully illustrated guide highlights over 140 familiar and unique species of trees, shrubs and wildflowers. Laminated for durability, this lightweight, pocket-sized folding guide is an excellent source of portable information and ideal for field use by visitors and residents alike. Made in the USA.