Sport, a newly appeared variation, [176].

Sporule, same as a spore, or a small spore.

Spumescent, appearing like froth.

Spur, any projecting appendage of the flower, looking like a spur but hollow, as that of Larkspur, fig. [239].

Squamate, Squamose, or Squamaceous, furnished with scales (squamæ).

Squamellate, or Squamulose, furnished with little scales (Squamellæ, or Squamulæ).

Squamiform, shaped like a scale.

Squarrose, where scales, leaves, or any appendages spread widely from the axis on which they are thickly set.

Squarrulose, diminutive of squarrose; slightly squarrose.

Stachys, Greek for spike.