Special collections

The Special collections at the Botanische Staatssammlung München (M) comprises specimens of Plant Galls and Leaf Mines, specimens of Spirit collections, besides Microscope Slide collections. The Spirit collections include Algae (diatoms), Fungi (ICEM ectomycorrhizae) and Vascular Plants specimens. The Microscope Slide collections include Algae (diatoms) and Fungi (mycorrhizae, slime moulds).

The Spirit collection of Vascular Plants was established in the early 1900 when the botanical institute included a museum of economic botany, by 1919 Franz Josef Weinzierl started The Spirit collection and the Microscope Slide collection of Algae (diatoms).