CREDITS: Photographs, unless otherwise indicated, were taken by Dr. Fred Swope and Dr. Oscar Gupton and were donated to the UNC Herbarium. They may be used with permission. Descriptions of taxa are from the Manual of the Vascular Flora of the Carolinas by A. E. Radford, H. E. Ahles & C. R. Bell, published by the University of North Carolina Press, Chapel Hill (used with permission).