Definitions for "Radicle"
The rudimentary stem of a plant which supports the cotyledons in the seed, and from which the root is developed downward; the stem of the embryo; the caulicle.
A rootlet; a radicel.
A rootlet or structure resembling one, a minute veinlet joining with others to form a vein.
The basal part of the scape often strongly defined by a constriction; it articulates with the torulus.
Basal, neck-like or tubular constriction of the scape that articulates with the torulus, which can look like a separate antennal segment if long; sometimes called the radicula or radiculus. [drawing