Serrate, the margin cut into teeth (Serratures) pointing forwards, [55].

Serrulate, same as the last, but with fine teeth.

Sessile, sitting; without any stalk.

Sesqui-, Latin for one and a half; so Sesquipedalis, a foot and a half long.

Seta, a bristle, or a slender body or appendage resembling a bristle.

Setaceous, bristle-like. Setiform, bristle-shaped.

Setigerous, bearing bristles. Setose, beset with bristles or bristly hairs.

Setula, a diminutive bristle. Setulose, provided with such.

Sex, six. Sexangular, six-angled. Sexfarious, six-faced.

Sheath, the base of such leaves as those of Grasses, which are