Worm·seed n. 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.
Wormseed mustard, a slender, cruciferous plant (Erysinum cheiranthoides) having small lanceolate leaves.
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wormseed mustard
n : slender yellow-flowered European mustard often troublesome
as a weed; formerly used as an anthelmintic [syn: Erysimum
cheiranthoides]