Marsh Ragwort - Jacobaea aquatica
Stems often branched in the lower part. Basal leaves often unlobed. Flowerheads yellow, 25 to 30 mm, with 12 to 15 rays and borne in loose flat topped clusters. Bracts not black tipped.
Common Ragwort (Senecio jacobaea (= syn. Jacobaea vulgaris). Oxford Ragwort and Hoary Ragwort are also similar, but grow in different habitats
Looser habit and corymbs than Common Ragwort; terminal lobe of leaves much larger than lateral lobes. Bracts are not black-tipped
Photograph of the plant in habitat, showing leaves as well as flowers. It is not possible to verify the species form photos of the flowers alone
Ditches, water margins, damp and marshy places.
July and August.
Widespread and frequent in Britain.
Fairly frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 124 of the 617 tetrads.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015