The Blue Ridge Parkway, winding along the backbone of the southern Appalachian Mountains, is cherished for its grand vistas and massive mountain peaks, but nestled in the recreation areas, overlooks, and hiking trails that line its length are a wealth of smaller, equally beautiful gems. Hundreds of species of colorful wildflowers thrive among the misty glades, open fields, and marshy streambanks along the Parkway. J. Anthony Alderman's invaluable...