Sessile. Without footstalk of any kind.

Setaceous. Bristle-like.

Setose. Beset with bristles.

Setulose. Having minute bristles.

Sheath. A tubular envelope, as the lower part of the leaf in Grasses.

Sheathing. Enclosing as by a sheath.

Shrub. A woody perennial, smaller than a tree.

Silicle. A short silique.

Silique. The peculiar pod of Cruciferæ.

Silky. Covered with close-pressed soft and straight pubescence.