family Orchidaceae vs genus Rhyncostylis

family Orchidaceae and genus Rhyncostylis both are nouns.

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

family Orchidaceae (noun)	genus Rhyncostylis (noun)
enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers	genus of epiphytic orchids of tropical Asia