Dictionary » H » Hypocotyl



(Science: plant biology) part of the axis of a plant embryo or seedling between the point of insertion of the cotyledon and the top of the radicle (root). In some etiolated seedlings, the hypocotyl is greatly extended.

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... toward the micropyle; the embryonic bud, called plumule, or epicotyl, is at the end of the embryo opposite to the radicle; the embryonic stem, or hypocotyl, connects the radicle with the seed leaves, or cotyledons. In gymnosperms, several cotyledons are usually present; among angiosperms two great ...

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by daniel.kurz
Sat May 27, 2006 1:37 am
Forum: Botany Discussion
Topic: develpoment
Replies: 1
Views: 2758

your answers

... On the exterior the radicle, hilum, and micropyle were visible. When the testa was removed, and the cotyledons separated, the seed revealed the hypocotyl and two folded plumule leaves which were easily separated with a probe. The seeds were tested for starch, simple sugars, fats, and protein ...

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Sat Mar 25, 2006 1:10 pm
Forum: Botany Discussion
Topic: Marrowfat Peas
Replies: 51
Views: 44876

seeds, fertilization in flowering plants..

... none of the above i think it is in the stigma where the pollen is deposit not sure.. seeds consist of a: a) seed coat, plumule, cotyledon b) hypocotyl, epicotyl, cotyledon c) radicle, plumule, hypocotyl d) epicotyl, coleoptile, prop roots e) seed coat, true leaves, cotyledon and this one ...

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by isabell
Wed Mar 01, 2006 4:51 am
Forum: Botany Discussion
Topic: seeds, fertilization in flowering plants..
Replies: 2
Views: 2904

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