corn campion vs Agrostemma

corn campion and Agrostemma both are nouns.

Word	Noun	Adjective	Verb	Adverb
corn campion	Yes	No	No	No
Agrostemma	Yes	No	No	No

corn campion (noun)	Agrostemma (noun)
European annual having large trumpet-shaped reddish-purple flowers and poisonous seed; a common weed in grainfields and beside roadways; naturalized in America	a caryophylloid dicot genus including corn cockles