Meaning of saw palmetto

saw' palmet"to

Pronunciation: [key]
  1. a shrublike palmetto, Serenoa repens, of the palm family, native to the southern U.S., having green or blue leafstalks set with spiny teeth.
  2. a tall palm, Acoelorraphe wrightii, of Florida and the West Indies.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.