Selected images for tansy ragwort (Senecio jacobaea )
Tansy ragwort is a biennial to short-lived perennial herb native to Eurasia. Plants can reach 1-4 ft. (0.3-1.2 m) tall. Cauline (stem) leaves are sessile and deeply lobed. Flowering occurs in summer to early fall, when yellow, daisy-like flowers develop in a flat topped inflorescence at the apex of the stems. Flower heads are 0.8 in. (2 cm) in diameter. Fruit are small and have a persistent ring of white hairs (pappus) attached. Tansy ragwort is native to Europe and was possibly introduced into the United States as a medicinal plant. Plants invade pastures, open forests, swamps, riverbeds and disturbed areas.
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5436134 tansy ragwort Senecio jacobaea Plant(s) Eric Coombs |
1196241 tansy ragwort Senecio jacobaea Plant(s) Faith Duncan |
5449718 tansy ragwort Senecio jacobaea Foliage Leslie J. Mehrhoff |
5374545 tansy ragwort Senecio jacobaea Foliage Joseph M. DiTomaso |
1196221 tansy ragwort Senecio jacobaea Flower(s) Michael Shephard |
5274073 tansy ragwort Senecio jacobaea Fruit(s) Leslie J. Mehrhoff |
5308094 tansy ragwort Senecio jacobaea Plant(s) USDA PLANTS Database |
5449688 tansy ragwort Senecio jacobaea Infestation Leslie J. Mehrhoff |
0023035 tansy ragwort Senecio jacobaea Infestation Eric Coombs |
