Acerca de la materia medicinal, y de los venenos mortiferos, traduzido de lengua griege, en la vulgar castellana, & illustrado con claras y substantiales annotationes, y con las figuras de innumeras plantas exquisitas y raras, por el Doctor Andres de Laguna....

Laguna' translation of Dioscorides into Spanish included commentaries and additions that double the original text. It included very beautiful botanical woodcuts of plants and animals, and is considered one of the best and most faithful renditions of Dioscorides' work into a modern language.