wormseed Meaning, Definition & Usage

  1. noun rank-smelling tropical American pigweed
    Spanish tea; Chenopodium ambrosioides; American wormseed; Mexican tea.

WordNet

Worm"seed` noun
Definitions
  1. (Bot.) Any one of several plants, as Artemisia santonica, and Chenopodium anthelminticum, whose seeds have the property of expelling worms from the stomach and intestines.

Webster 1913