This Greek De Materia Medica manuscript, called the Codex Neapolitanus, was produced in the seventh century. The page shows lady’s bedstraw, cranesbill, and geranium.
Photo Courtesy Biblioteca Nazionale, Naples, Italy
A page from a Greek edition of De Materia Medica written and illuminated in Constantinople in the ninth century shows carawy and nut grass.
Photo Courtesy The Pierpont Morgan Library/Art Resource, New York