(In palms) a division of a palmate or costapalmate leaf blade;

(In ferns) the ultimate segment, i.e. the smallest division, of a compound frond.

One of the parts of a leaf, calyx, corolla or perianth.

One of the subdivisons of any cleft body.

A part of an organ or piece of tissue which is clearly separate from other parts.

A portion of a tissue or organ, usually distinguishable from other portions by line of demarcation.

A region defined by either a real or imaginary boundary; a naturally occurring division arising from segmentation.

The segment of a limb found between two adjacent joints; a subsection, ring, lobe, somite, or metamere within any cleft or articulated structure.