Pollen Grain Formation

Here we have discussed about pollen grain formation. The archesporial cells divide into two layers of cells, the one outwards is known as Primary Parietal layer and the other inwards is known as the primary sporogenous layer.
Anther wall consists of following layers –
(i) Epidermis
(ii) Endothecium
(iii) Middle layer
(iv) Tapetum
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