ray flower


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Related to ray flower: disk flower, ray floret

ray flower

[′rā ‚flau̇·ər]
(botany)
One of the small flowers with a strap-shaped corolla radiating from the margin of the head of a capitulum.
References in periodicals archive ?
An individual seed derived plant, R6P1, within OKWS-1, produced a profuse amount of ligules, whereby petals, in addition to being produced by ray flowers on the periphery of the blossom, were also present on a substantial portion of disk flowers in the interior of the blossom.
Discoid: A capitulum with only one disk flower type, also lacking ray flowers (Bremer, 1994; Leppik, 1977).
The Willamette daisy, a low-growing perennial herb in the aster family (Asteraceae), produces an inflorescence of up to five heads, each of which has pinkish to pale blue ray flowers and yellow disk flowers.