Source : Webster's Revised Unabridged Dictionary (1913)

Saccharum \Sac"cha*rum\, n. [NL. See {Saccharine}.] (Bot.)
   A genus of tall tropical grasses including the sugar cane.

Source : WordNet®

Saccharum
     n : tall perennial reedlike grass originally of southeastern
         Asia: sugarcane [syn: {genus Saccharum}]