Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Four seedheads of different grasses (Gramineae species): Cynosorus crocanus, buntee?, Paspalum kora and Panicum miliaceum or common millet. Coloured aquatint by W. Hooker after J. Forbes, 1780. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.