rag·wort (r g wûrt , -wôrt)n. Any of several plants of the very large genus Senecio in the composite family, having yellow flower heads, especially S. aureus of eastern North America. S. jacobaea, a European species poisonous to livestock, is widely naturalized in North America. [From the ragged shape of its leaves.] |
ragwort [ˈrægˌwɜːt]
n
(Life Sciences & Allied Applications / Plants) any of several plants of the genus Senecio, esp S. jacobaea of Europe, that have yellow daisy-like flowers: family Asteraceae (composites) See also groundsel [1]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  ragwort - widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantitygenus Senecio, Senecio - enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds weed - any plant that crowds out cultivated plants |
| 2. | ragwort - American ragwort with yellow flowers wild flower, wildflower - wild or uncultivated flowering plant genus Senecio, Senecio - enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weeds |
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