Sordid, dull or dirty in hue.

Sorediate, bearing patches on the surface.

Sorosis, name of a multiple fruit, like a pine-apple.

Sorus, a fruit-dot of Ferns, [159].

Spadiceous, chestnut-colored. Also spadix-bearing.

Spadix, a fleshy spike of flowers, [75].

Span, the distance between the tip of the thumb and of little finger outstretched, six or seven inches.

Spathaceous, resembling or furnished with a

Spathe, a bract which inwraps an inflorescence, [75].

Spatulate, or Spathulate, shaped like a spatula, [52].