ray flower


noun Botany.

one of the marginal florets surrounding the disk of tubular florets in the flower heads of certain composite plants, as the daisy.

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Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Also called ray floret.

Origin of ray flower

First recorded in 1850–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for ray flower

ray flower

One of the narrow flowers, resembling single petals, that surround the central disk in the capitulum or flower cluster of a plant of the composite family (Asteraceae or Compositae), such as the daisy or sunflower. Rays are often male flowers with sterile stamens. Also called ray ray floret
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.