Flower - Corolla

Description:

Corolla is the second whorl to calyx. It is composed of petals. They are brightly coloured to attract insects for pollination.

Corolla can be gamopetalous in which all the petals are united or fused with each other or polypetalous in which all the sepals remain free and are not united.

Corolla may be tubular, bell-shaped, funnel-shaped or wheel shaped.

Functions

• Corolla attracts insects for pollination.
• Protects the essential organs (stamens and carpels) of a flower in young condition.
• Corolla also regulated the entry of a particular type of insect by forming various shapes.