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.
Source:PMID:14612572,
GOC:mah,
GOC:ecd,
PMID:16524248