Epicotylnoun
(botany) In plants with seeds, that portion of the embryo or seedling above the cotyledons.
Epicotyl
An epicotyl is important for the beginning stages of a plant's life. It is the region of a seedling stem above the stalks of the seed leaves of an embryo plant.
Plumulenoun
(botany) The first bud, or gemmule, of a young plant; the bud, or growing point, of the embryo, above the cotyledons.
Plumulenoun
(zoology) A down feather.
Plumulenoun
(zoology) The aftershaft of a feather.
Plumulenoun
(zoology) One of the featherlike scales of certain male butterflies.
Plumulenoun
The first bud, or gemmule, of a young plant; the bud, or growing point, of the embryo, above the cotyledons. See Illust. of Radicle.
Plumulenoun
A down feather.
Plumulenoun
down feather of young birds; persists in some adult birds