Observation
Determination
Proposed determination
Sandsynligt navn (Submitted name)
100 %Confidence score
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Additional data
Dato oprettet
18. jul 2022
Last revised
9. okt 2023
Bratoszewice, Park Szkoły
'Jacobaea aquatica' is occurred only in the west of Poland.
The butterflies are Aphantopus hyperantus.
Bees feeding plant.
Noxious weed.
Possible poisonous plant!
Herbal plant - the whole plant is astringent, diaphoretic, diuretic, emmenagogue and expectorant; an emollient poultice is made from the leaves; the juice of the plant is cooling and astringent and used as a wash in burns, sores, cancerous ulcers and eye inflammations, also it makes a good gargle for ulcerated mouths and throats and is also said to take away the pain of a bee sting; a decoction of the root is good for treating internal bruises and wounds.
Useful plant - green dye is obtained from the leaves, though it is not very permanent; a yellow dye is obtained from the flowers when alum is used as a mordant; brown and orange can also be obtained.