Adnation, union of different sets. In the Cherry the stamens and corolla are inserted upon the calyx.

Irregularity, parts of the same set unequally developed (Violet, Pea).

Suppression, non-development of some parts. In the mints some of the stamens are suppressed or wanting.

CALYX.

Parts.Sepals,

the divisions of the calyx.

Tube, the united portion of a gamosepalous calyx.

Teeth or lobes, the distinct or divided portions of a gamosepalous calyx.

Throat, the orifice or summit of the tube.