Stirpium adversaria nova, perfacilis vestigatio luculentaque accessio ad priscorum, praesertim Dioscoridis, et recentiorum materiam medicam. Quibus propediem accedet altera pars
A 1571 London botanical treatise by Matthias de L'Obel, published by Thomas Purfoot, offering a Latin-language study of medicinal plants for physicians and herbalists, building on classical and contemporary materia medica. The two woodcut plant illustrations show whole flowering herbs with roots, drawn in a sparse, schematic style with fine hatching on leaves and stems, offering a designer clean botanical line drawings of leaves and sprigs with minimal shading.

