Corolla

Definition

The corolla is the collective term for all the petals of a flower, typically forming a whorl within the sepals and surrounding the reproductive organs. It often serves to attract pollinators through its color and scent.

5 Must Know Facts For Your Next Test

1. The corolla is usually brightly colored to attract pollinators.
2. In some flowers, the corolla can be fused into a tubular shape.
3. The number and arrangement of petals in the corolla can vary widely among different species of angiosperms.
4. The corolla plays a key role in protecting reproductive organs from environmental elements.
5. Petal morphology within the corolla can significantly influence pollination mechanisms.

Review Questions

Related terms

Sepals:

Modified leaves that form the outermost part of a flower and enclose and protect the developing bud.

Stamen: The male reproductive part of a flower, consisting of an anther and filament.

Carpel: The female reproductive organ of a flower, consisting of an ovary, style, and stigma.