virginia snake-root

Virginia snakeroot

noun
See under snakeroot ( def 1 ).

Origin:
1685–95, Americanism

Dictionary.com Unabridged

snakeroot

[sneyk-root, -root]
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.

Origin:
1625–35; snake + root1

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
snakeroot (ˈsneɪkˌruːt)
 
n
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.  bistort another name for bistort

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