Term Name:	Ubisch body
Synonyms:	orbicule
Definition:	A small, granular structure that is found in the extracellular matrix of cell of the secretory tapetal layer that surrounds developing pollen grains. Ubisch bodies have a sporopollenin coat, are attached to the peritapetal wall, and may play a role in pollen development.
Ontology:	GO: Cellular Component [GO:0070645]    QuickGO    AmiGO