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Senecio squalidus, known as Oxford ragwort, [6] is a flowering plant in the daisy family Asteraceae. It is a yellow-flowered herbaceous plant, native to mountainous, rocky or volcanic areas, that has managed to find other homes on man-made and natural piles of rocks, war-ruined neighborhoods and dry-stone walls .
Senecio squalidus, Oxford ragwort; Senecio viscosus, sticky ragwort; Certain members of the genus Jacobaea (a segregate of Senecio): 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 ...
Senecio flaccidus, formerly recorded as Senecio douglasii (in honor of the botanist David Douglas), member of the daisy family and genus Senecio also known as threadleaf ragwort [3] (and threadleaf groundsel, bush senecio, creek senecio, shrubby butterweed, comb butterweed, smooth threadleaf ragwort, Mono ragwort, Douglas ragwort, Douglas groundsel, sand wash groundsel, felty groundsel, old ...
Dew-covered common groundsel flower in New Jersey. Senecio vulgaris is an erect herbaceous annual growing up to 16 inches (41 cm) tall. [3]: 764 The inflorescences usually lack ray florets, the yellow disc florets mostly hidden by the bracts giving the flowers an inconspicuous appearance.
Flowers York groundsel has flower-heads that are more showy than those of its parent groundsel. The flower-head, found at the tips of the plants ( apical ) appearing in clusters (an inflorescence ) usually consist of three to seven florets grouped in a corymb ; at first dense and leafy but eventually less dense with peduncles 5 to 20 ...
The flower heads are normally rayed with the heads borne in branched clusters, and usually completely yellow, but green, purple, white and blue flowers are known as well. In its current circumscription, the genus contains species that are annual or perennial herbs, shrubs, small trees, aquatics or climbers.
Jacobaea vulgaris, (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; Certain member of the genus Pericallis ...
Senecio glastifolius is a species of flowering plant in the aster family known by the common names woad-leaved ragwort, [2] holly-leaved senecio, and pink ragwort.A tall perennial herb, it is endemic to the Cape Provinces of South Africa, [1] and it is cultivated as an ornamental plant for its colorful flowers.