epicotyl

American  

[ep-i-kot-l, ep-i-kot-l] / ˌɛp ɪˈkɒt l, ˈɛp ɪˌkɒt l /

noun

Botany.

1. (in the embryo of a plant) that part of the stem above the cotyledons.

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epicotyl British  

/ ˌɛpɪˈkɒtɪl /

noun

1. the part of an embryo plant stem above the cotyledons but beneath the terminal bud

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epicotyl Scientific  

/ ĕp′ĭ-kŏt′l /

1. The stem of a seedling or embryo located between the cotyledons and the first true leaves.

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Etymology

Origin of epicotyl

1875–80; epi- + Greek kotýlē cup

Example Sentences

For instance, with the common bean, the epicotyl or plumule is bowed into an arch whilst breaking through the seed-coats, as shown in Fig.

From The Power of Movement in Plants by Darwin, Charles

Therefore some rather deeply buried beans were uncovered, and the two legs of the arches were tied together, as had been done with the epicotyl of Tropaeolum and the hypocotyl of the Cabbage.

From The Power of Movement in Plants by Darwin, Charles

That an arched hypocotyl or epicotyl, with the two legs fixed in the ground, should be able to circumnutate, seemed to us, until we had read Prof. Wiesner's observations, an inexplicable fact.

From The Power of Movement in Plants by Darwin, Charles

The part bearing the tiny leaves was formerly, and is sometimes now, called the plumule, but is generally called the epicotyl, because it grows above or upon the cotyledons.

From The First Book of Farming by Goodrich, Charles Landon

Citrus aurantium: circumnutation of epicotyl with a filament fixed transversely near its apex, traced on a horizontal glass, from 12.13 P.M. on Feb. 20th to 8.55 A.M. on 22nd.

From The Power of Movement in Plants by Darwin, Charles