Seneca-snakeroot

noun
1.
See under snakeroot (def 1).
noun
1.
any of various plants whose roots have been regarded as a remedy for snakebites, as the herb Aristolochia serpentaria (Virginia snakeroot) having a medicinal rhizome and rootlets, and the white-flowered Polygala senega (Seneca snakeroot) having a medicinal root.
2.
the root or rhizome of such a plant.
3.
the North American bugbane.
4.
a white eupatorium, Eupatorium rugosum.
5.
a plant, Rauwolfia serpentina (or Rauvolfia serpentina), whose roots are the source of reserpine and other drugs.
noun
1.
any of various North American plants, such as Aristolochia serpentaria (Virginia snakeroot) and Eupatorium urticaefolium (white snakeroot), the roots or rhizomes of which have been used as a remedy for snakebite
2.
the rhizome or root of any such plant
3.
another name for bistort (sense 1), bistort (sense 2)

Seneca snakeroot Sen·e·ca snakeroot (sěn’ĭ-kə)
n.
An eastern North American plant having a terminal cluster of small white flowers and roots that are used medicinally.