pellitory-of-the-wall vs Parietaria

pellitory-of-the-wall and Parietaria both are nouns.

Word	Noun	Adjective	Verb	Adverb
pellitory-of-the-wall	Yes	No	No	No
Parietaria	Yes	No	No	No

pellitory-of-the-wall (noun)	Parietaria (noun)
herb that grows in crevices having long narrow leaves and small pink apetalous flowers	small genus of stingless herbs