family Orchidaceae vs genus Corallorhiza

family Orchidaceae and genus Corallorhiza both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Orchidaceae	Yes	No	No	No
genus Corallorhiza	Yes	No	No	No

family Orchidaceae (noun)	genus Corallorhiza (noun)
enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers	genus of leafless root-parasitic orchids having small purplish or yellowish racemose flowers with lobed lips; widely distributed in temperate regions