
Jonathan Wilson Uncovers 400-Million-Year-Old Plant Skeletons
Jonathan Wilson, assistant professor of biology and environmental studies, recently published a paper outlining an extensive evolutionary history of silica biomineralization—the absorption of silica from soil—in plants, proving that this process is much older than previously thought.
SEM image showing the silicified epidermis and vasculature of primitive land plant Selaginella courtesy of Elizabeth Trembath-Reichert.