Planteome: Term Details for "endosperm" (PO:0009089)

Accession: PO:0009089
Name: endosperm
Ontology: plant_anatomy
Synonyms: albumen (exact), endosperma (Spanish, exact), 内胚乳、胚乳 (Japanese, exact)
Alternate IDs: None
Definition: A portion of plant tissue (PO:0009007) which is a maximal portion of nutritive plant tissue in a seed (PO:0009010). Source: Gramene:Pankaj_Jaiswal, APweb:Glossary
Comment: In angiosperms the endosperm is usually triploid and formed after fertilization by the fusion of one gamete with the polar nucleus (GO:0043078); sometimes diploid or polyploid.
Subset: TraitNet
Related: Link to all annotated objects annotated to endosperm.; Link to all direct and indirect annotations to endosperm.; Link to all direct and indirect annotations download (limited to first 10,000) for endosperm.
Feedback: Comments, changes to terms, or requests for new ontology terms can be made at PO issue tracker on GitHub.

subject	relation	object
endosperm	is_a	portion of plant tissue (PO:0009007)
endosperm	BFO:0000050	seed (PO:0009010)

subject	relation	object
free nuclear endosperm (PO:0000198)	is_a	endosperm
basal endosperm transfer layer (PO:0025196)	BFO:0000050	endosperm
cellular endosperm (PO:0000199)	is_a	endosperm
primary endosperm cell (PO:0000038)	BFO:0000050	endosperm
aleurone layer (PO:0005360)	BFO:0000050	endosperm
endosperm parenchyma (PO:0005415)	BFO:0000050	endosperm
central endosperm (PO:0006220)	BFO:0000050	endosperm
chalazal cyst (PO:0000201)	BFO:0000050	endosperm
helobial endosperm (PO:0006017)	is_a	endosperm
micropylar endosperm (PO:0000200)	BFO:0000050	endosperm