Senecio
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senecio
(sɪˈniːʃɪəʊ)n, pl -cios
(Plants) any plant of the genus Senecio, including groundsels, ragworts, and cineraria: family Asteraceae (composites)
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| Noun | 1. |  Senecio - enormous and diverse cosmopolitan genus of trees and shrubs and vines and herbs including many weedsasterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia nodding groundsel, Senecio bigelovii - plant with erect leafy stems bearing clusters of rayless yellow flower heads on bent individual stalks; moist regions of southwestern United States Cineraria maritima, Senecio cineraria, dusty miller - stiff much-branched perennial of the Mediterranean region having very white woolly stems and leaves Senecio doublasii, threadleaf groundsel - bluish-green bushy leafy plant covered with close white wool and bearing branched clusters of yellow flower heads; southwestern United States; toxic to range livestock benweed, ragweed, ragwort, Senecio jacobaea, tansy ragwort - widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity groundsel, Senecio vulgaris - Eurasian weed with heads of small yellow flowers |
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