Source : Webster's Revised Unabridged Dictionary (1913)

Maranta \Ma*ran"ta\, n. [NL.] (Bot.)
   A genus of endogenous plants found in tropical America, and
   some species also in India. They have tuberous roots
   containing a large amount of starch, and from one species
   ({Maranta arundinacea}) arrowroot is obtained. Many kinds are
   cultivated for ornament.

Source : WordNet®

maranta
     n : any of numerous herbs of the genus Maranta having tuberous
         starchy roots and large sheathing leaves