Meaning of rattlesnake weed

rat'tlesnake weed"

Pronunciation: [key]
  1. a hawkweed, Hieracium venosum, of eastern North America, whose leaves and root are thought to possess medicinal properties.
  2. a carrotlike weed, Daucus pusillus, of southern and western North America.
  3. any of certain other plants, as an umbelliferous plant, Eryngium aquaticum.
  4. See
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.