image: Selaginella moellendorffii. This image relates to an article that appeared in the May 5, 2011, issue of Science Express, published by AAAS. The study, by Jo Ann Banks of Purdue University in West Lafayette, Ind., and colleagues, was titled, "The Selaginella Genome Identifies Genetic Changes Associated with the Evolution of Vascular Plants." view more
Credit: [Image courtesy of Jing-Ke Weng]