(1):

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

(2):

(n.) A down feather.

(3):

(n.) The aftershaft of a feather. See Illust. under Feather.

(4):

(n.) One of the featherlike scales of certain male butterflies.

(5):

(pl.) of Plumula