Snake·root n. Bot. Any one of several plants of different genera and species, most of which are (or were formerly) reputed to be efficacious as remedies for the bites of serpents; also, the roots of any of these.
 Note: ☞ The Virginia snakeroot is Aristolochia Serpentaria; black snakeroot is Sanicula, esp. Sanicula Marilandica, also Cimicifuga racemosa; Seneca snakeroot is Polygala Senega; button snakeroot is Liatris, also Eryngium; white snakeroot is Eupatorium ageratoides. The name is also applied to some others besides these.

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 Co·hosh n. Bot. A perennial American herb (Caulophyllum thalictroides), whose rootstock is used in medicine; -- also called pappoose root. The name is sometimes also given to the Cimicifuga racemosa, and to two species of Actæa, plants of the Crowfoot family.

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 Cimicifuga racemosa
      n : North American bugbane found from Main and Ontario to
          Wisconsin and south to Georgia [syn: black cohosh, {black
          snakeroot, rattle-top]