Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Seven grasses including fescues (Festuca species), dog's tail grass (Cynosurus cristatus), meadow grasses (Poa species) and ryegrass (Lolium species). Coloured etching by J. Pass, c. 1807. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.