DENDROLOGY

Detailed explanation-1: -The pistil has three parts: stigma, style, and ovary. The stigma is the sticky surface at the top of the pistil; it traps and holds the pollen. The style is the tube-like structure that supports the stigma.

Detailed explanation-2: -Stigma is the top swollen part of the pistil in the female reproductive part of a flower. Pollen grains from the anther of stamen part of the flower are released and land on the stigma of the flower. Stigma is sticky so that the pollen grain can attach to it.

Detailed explanation-3: -The stigma is the sticky knob at the top of the pistil. It is attached to the long, tubelike structure called the style. The style leads to the ovary that contains the female egg cells called ovules. The male parts are called stamens and usually surround the pistil.

Detailed explanation-4: -The stigma is the sticky surface at the top of the pistil and it traps and holds the pollen.