NEET BIOLOGY

Detailed explanation-1: -Monadelphy refers to a condition where all the stamens in a given flower are fused to form a single bundle. The androecium in China Rose is monadelphous.

Detailed explanation-2: -The technical term used for the androecium in a flower of China rose (Hibiscus rosa-sinensis) is monadelphous. Monadelphous is the term used to describe the cohesion wherein all the filaments of the anther are united into a single bundle but the anther remains free.

Detailed explanation-3: -If the stamens are arranged in a single bundle, it is called monadelphous, as in China rose. The stamens are arranged in bundles of two in the pea flowers and it is termed diadelphous.

Detailed explanation-4: -China rose has monoadelphous stamens. Citrus has polyadelphous stamens. Monoadelphous stamens are grouped in single bundle. Polyadelphous stamens occur in more than two bundles.

Detailed explanation-5: -Androecium is the third whorl of the flower and it is the male reproductive system which is composed of stamens. Stamens consist of a filament and anther. Gynoecium is the fourth and last whorl of the flower and it is the female reproductive system composed of carpels.