What type of placentation is seen in Argemone?

The arrangement of ovules within the ovary is known as placentation. What does the term placenta refer to? Describe the various types of placentation found in flowers.

$A$ multicarpellary ovary in which ovules are produced on the entire inner surface is called....

What is called Aestivation? Describe its types.

Placentation is basal in

Ovary is half-inferior in the flowers of