Definition of "snakeroot"

Any member of the genus Ageratina of perennials and rounded shrubs from the sunflower family, growing mainly in the warmer regions of the Americas.  examples

Any of various plants of other genera, including:

1. Eupatorium spp.  examples

2. Asarum canadense (Canadian snakeroot)  examples

3. Aristolochia serpentaria (Virginia snakeroot)  examples

4. Eryngium cuneifolium  examples

5. Plantago major  examples

6. Polygala senega (Seneca snakeroot)  examples

7. Rauvolfia serpentina (Indian snakeroot).  examples

8. Bistorta officinalis (common bistort)  examples