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  2. Jacobaea vulgaris - Wikipedia

    en.wikipedia.org/wiki/Jacobaea_vulgaris

    Drone fly on ragwort Jacobaea vulgaris. In the United Kingdom, where the plant is native, ragwort provides a home and food source to at least 77 insect species. Thirty of these species of invertebrate use ragwort exclusively as their food source [18] and there are another 22 species where ragwort forms a significant part of their diet.

  3. Tansy ragwort flea beetle - Wikipedia

    en.wikipedia.org/wiki/Tansy_ragwort_flea_beetle

    Longitarsus jacobaeae is a species of flea beetle known as the tansy ragwort flea beetle. It is used as an agent of biological pest control against the nectar-rich noxious weed known as ragwort ( Senecio jacobaea reclassified as Jacobaea vulgaris ).

  4. List of plants known as ragwort - Wikipedia

    en.wikipedia.org/.../List_of_plants_known_as_ragwort

    Jacobaea vulgaris, (common) ragwort or, only in the USA tansy ragwort, a very common wild flower in Europe, widely naturalised elsewhere; Jacobaea aquatica, water ragwort, marsh ragwort; Jacobaea erucifolia, Hoary ragwort; Certain members of the genus Packera including: Packera obovata, Roundleaf ragwort; Packera aurea, golden ragwort

  5. Common ragwort - Wikipedia

    en.wikipedia.org/wiki/Common_ragwort

    Common ragwort is a common name for several plants and may refer to: Jacobaea vulgaris, native to northern Eurasia; Pericallis × hybrida

  6. List of wort plants - Wikipedia

    en.wikipedia.org/wiki/List_of_wort_plants

    Common ragwort - Jacobaea vulgaris, and some other plants of the genus Jacobaea (once called cankerweed). Rattlewort - rattlebox, Crotalaria sagittalis. Ribwort - Plantago lanceolata. Hen plant. English plantain, the common plantain introduced into the United States from Europe. Rosewort - A plant of the rose family, Rosaceae.

  7. List of Asteraceae of Great Britain and Ireland - Wikipedia

    en.wikipedia.org/wiki/List_of_Asteraceae_of...

    Hoary ragwort Jacobaea maritima (formerly Senecio cineraria) Silver ragwort * Jacobaea paludosa: Fen ragwort Jacobaea vulgaris (formerly Senecio jacobaea) Common ragwort Senecio cambrensis: Welsh groundsel Senecio doria: Golden ragwort * Senecio doronicum: Chamois ragwort * Senecio grandiflorus: Purple ragwort * Senecio inaequidens: Narrow ...

  8. Senecio vulgaris - Wikipedia

    en.wikipedia.org/wiki/Senecio_vulgaris

    Senecio vulgaris, often known by the common names groundsel [3]: 764 and old-man-in-the-spring, [4] is a flowering plant in the family Asteraceae. It is an annual herb , native to the Palaearctic and widely naturalised as a ruderal species in suitable disturbed habitats worldwide.

  9. Noxious weed - Wikipedia

    en.wikipedia.org/wiki/Noxious_weed

    All the species listed apart from ragwort are edible and appear in Richard Mabey's book Food for Free. They are all native plants. These are: Spear thistle (Cirsium vulgare) Creeping, or field, thistle (Cirsium arvense) Curled dock (Rumex crispus) Broad-leaved dock (Rumex obtusifolius) Common ragwort (Jacobaea vulgaris)