Cystidium

Purdue Arboretum Learning System

This glossary definition is part of the Purdue Arboretum learning resource database, providing educational information on campus flora, morphology, and botanical terminology.

Synonyms: cystidia, Cystidia
Categories: Fungi / mycology

Cystidium
A specialized sterile end cell formed anywhere in fungal tissue of a mushroom. It is most commonly found in the hymenial layer of tissue (the surface covering of the gills), but may also be found on the surface of the cap, the surface of the stipe (stem), or even within the sterile tissue of the stipe.

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