ragwort, n.
(ragworts)
(ragworts)
American ragwort with yellow flowers
<noun.plant>
Senecio glabellus butterweed ragwort
widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
<noun.plant>
Senecio jacobaea benweed ragweed ragwort tansy ragwort