ragwort in Portuguese
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Yes, it contains roses, but I will throw them away in favour of these beautiful dandelions and belladonna, ragwort and vill-o'-the-visp and other things I do not recognise.
American ragwort with yellow flowers: genus Senecio, Senecio, wildflower, wild flower, butterweed, Senecio glabellus
widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity: genus Senecio, Senecio jacobaea, Senecio, benweed, weed, ragweed, tansy ragwort