Which is not a part of pistle?

Syngamy means

In angiosperm, the haploid, diploid and triploid structures of a fertilized embryo sac sequentially are :

Perisperm is

$A$ : Anatropous ovule is resupinate ovule.
$R$ : The body of ovule is completely bent with hilum close to micropylar end.

Identify the labelling of given diagrams