plumule

Noun

Meaning

of Plumula

A down feather.

The first bud, or gemmule, of a young plant; the bud, or growing point, of the embryo, above the cotyledons. See Illust. of Radicle.

The aftershaft of a feather. See Illust. under Feather.

One of the featherlike scales of certain male butterflies.

Synonyms

Hypernyms

Examples

Gymnosperm seedlings also have cotyledons, and these are often variable in number (multicotyledonous), with from 2 to 24 cotyledons forming a whorl at the top of the hypocotyl (the embryonic stem) surrounding the plumule. Source: Internet

It involves the reactivation of the metabolic pathways that lead to growth and the emergence of the radicle or seed root and plumule or shoot. Source: Internet

The plumule is covered with a coleoptile that forms the first leaf while the radicle is covered with a coleorhiza that connects to the primary root and adventitious roots form from the sides. Source: Internet

Here the hypocotyl is a rudimentary axis between radicle and plumule. Source: Internet

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