umbel

/uhm-buhl/US // ˈʌm bəl //UK // (ˈʌmbəl) //

伞,伞状物,雨伞,脐带

Definitions

n.名词 noun

1
Botany.
- : an inflorescence in which a number of flower stalks or pedicels, nearly equal in length, spread from a common center.

Oxlip, oks′lip, n. a species of primrose, having its flowers in an umbel on a stalk like the cowslip.
The maritime variety differs from this in having fleshy leaves, and the umbel convex above when in fruit.
The flowers are sessile, in little rounded heads; the whole inflorescence forming an irregular umbel or a loose panicle.
The middle flowers of each secondary umbel are perfect and almost sessile, but the outer ones are stalked and staminate.
At the tip of each twig is formed a cluster of yellowish-green flowers, arranged in a short raceme or in an umbel.