ragwort vs Senecio jacobaea

ragwort and Senecio jacobaea both are nouns.

Word	Noun	Adjective	Verb	Adverb
ragwort	Yes	No	No	No
Senecio jacobaea	Yes	No	No	No

As nouns, ragwort and Senecio jacobaea are synonyms defined as:

ragwort and Senecio jacobaea: widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity

Other synonyms of ragwort include benweed, ragweed, tansy ragwort.

ragwort (noun)	Senecio jacobaea (noun)
widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity	widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
American ragwort with yellow flowers