anther wall outer secondary parietal cell layer

Term Information

Accession
PO:0006009
Aspect
plant anatomy
Synonyms
exact: capa externa secundaria de células parietales (Spanish)
exact: 葯壁外二次側膜細胞層、壁細胞層 (Japanese)
exact: pollen sac outer secondary parietal cell layer
Definition
An anther wall secondary parietal cell layer (PO:0006007) formed towards the outside, after an anther wall primary parietal cell layer (An anther wall secondary parietal cell layer (PO:0006006) undergoes a periclinal division. [source: GR:Pankaj_Jaiswal, ISBN:9780003686647, PMID:2476454]
Comment
In many angiosperms, including Arabidopsis, it differentiates into the anther wall endothecium. Alternatively, it may divide periclinally to form an anther wall endothecium externally and an anther wall middle layer internally.

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External References

closePO_GIT (1)

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