Most of the fungi that he named, are still recognised under the original name, proving the high quality of his work (such as Cordyceps, Creopus, Fusarium, Leocarpus, Myxomycetes, Phragmidium).
In addition to these the museum houses other historical herbarium collections including those of Jean-François Gaudin (1766-1833) and Johann-Christoph Schleicher (1770-1834), as well as specialized collections of lichens, mosses, algae and fungi, myxomycetes (Myxogastria), and samples of seeds and pollen.