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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.

n. Any of a number of wild flowering plants with yellow flowers in the family Asteraceae, mostly belonging to Senecio and related genera.

n. A name given to several species of the composite genus Senecio.

n. The name of several plants of the genus Senecio; primarily, S. Jacobæa of Europe and northern Asia.

n. American ragwort with yellow flowers

n. widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity

"I thought that she might have had ingested ragwort, which is extremely poisonous, often fatal for horses."

wild flower    wildflower    weed   

golden ragwort    sea-ragwort    purple ragwort    woolly ragwort    african ragwort   

cow-parsley    echinacea    meadowsweet    tansy    goldenrod    campion    cutworm    feverfew    prominency    elephant-grass