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plumule

   Also found in: Encyclopedia 0.01 sec.
plu·mule  (plmyl)
n.
1. A down feather.
2. Botany The rudimentary terminal bud of a plant embryo situated at the end of the hypocotyl, consisting of the epicotyl and often of immature leaves.
[Latin plmula, diminutive of plma, feather.]
plumu·lose (plmy-ls) adj.
plumule [ˈpluːmjuːl]
n
1. (Life Sciences & Allied Applications / Botany) the embryonic shoot of seed-bearing plants
2. (Life Sciences & Allied Applications / Zoology) a down feather of young birds that persists in some adults
[from Late Latin plūmula a little feather]
plumule  (plmyl)
The developing bud of a plant embryo, situated above the cotyledons and consisting of the epicotyl and immature leaves. See more at germination.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.plumule - down feather of young birdsplumule - down feather of young birds; persists in some adult birds
down, down feather - soft fine feathers
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The same fact holds good with flowering plants, of which the two main divisions have been founded on characters derived from the embryo,--on the number and position of the embryonic leaves or cotyledons, and on the mode of development of the plumule and radicle.
The Origin of Species by Darwin, Charles View in context
 
 
 
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