cankerweed vs Nabalus alba

cankerweed and Nabalus alba both are nouns.

Word	Noun	Adjective	Verb	Adverb
cankerweed	Yes	No	No	No
Nabalus alba	Yes	No	No	No

As nouns, cankerweed and Nabalus alba are synonyms defined as:

cankerweed and Nabalus alba: herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes

Other synonyms of cankerweed include Prenanthes alba, white lettuce.

cankerweed (noun)	Nabalus alba (noun)
herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes	herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes