ragwort Meaning, Definition & Usage
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noun widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
Senecio jacobaea; benweed; ragweed; tansy ragwort.
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noun American ragwort with yellow flowers
Senecio glabellus; butterweed.
WordNet
Rag"wort` noun
Definitions
(Bot.) A name given to several species of the composite genus Senecio .✍ Senecio aureus is the golden ragwort of the United States:S. elegans is the purple ragwort of South Africa.