Oxford Ragwort - Senecio squalidus
Medium height plant with a well branched stem. Leaves are deep green, lanceolate to pinnately lobed, the upper clasping the stem. Flowerheads bright yellow, 15 to 25 mm usually with 13 rays, borne in irregular flat topped clusters, all flower bracts black tipped.
Waste and disturbed ground, walls.
April to December.
Annual or short lived perennial. This plant is native to Sicily where it colonises lava slopes on Mount Etna. It is now well established in the UK, particularly in towns, since it escaped from the Oxford Botanic Garden in 1794.
Common and widespread in England and Wales, local in southern Scotland.
Fairly common in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 315 of the 617 tetrads.
Leicestershire & Rutland Map
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