RICHARD DWIGHT PORCHER is a professor of biology and director of the herbarium at The Citadel in Charleston, South Carolina. An authority on the flora of South Carolina, he is the author of Wildflowers of the Carolina Lowcountry and Lower Pee Dee and a co-author of Lowcountry: The Natural Landscape. Born in Berkeley Country, South Carolina, he received his B.S. from the College of Charleston and Ph.D. from the University of South Carolina. Porcher trained under Dr. Wade T. Batson and serves on the advisory boards of the South Carolina Heritage Trust and the South Carolina Nature Conservancy. Porcher lives in Mount Pleasant. DOUGLAS ALAN RAYNER is an associate professor of biology at Wofford College, where he teaches courses in botany, ecology, and evolution. A native of Berlin, New Hampshire, he holds a Ph.D. from the University of South Carolina, where he also trained under Dr. Batson. Rayner serves on the board of trustees for the South Carolina Nature Conservancy; he lives in Spartanburg.