corolla

(noun)

an outermost-but-one whorl of a flower, composed of petals, when it is not the same in appearance as the outermost whorl (the calyx); it usually comprises the petal, which may be fused

Related Terms

Examples of corolla in the following topics:

  • Angiosperm Flowers

    • For example, the corolla in lilies and tulips consists of three sepals and three petals that look virtually identical.
    • Petals, collectively the corolla, are located inside the whorl of sepals and often display vivid colors to attract pollinators.

  • Sexual Reproduction in Angiosperms

    • A typical flower has four main parts, or whorls: the calyx, corolla, androecium, and gynoecium .
    • The second whorl is comprised of petals, usually brightly colored, collectively called the corolla.
    • Together, the calyx and corolla are known as the perianth.
    • The four main parts of the flower are the calyx, corolla, androecium, and gynoecium.