orchid family vs genus Listera

orchid family and genus Listera both are nouns.

Word	Noun	Adjective	Verb	Adverb
orchid family	Yes	No	No	No
genus Listera	Yes	No	No	No

orchid family (noun)	genus Listera (noun)
enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers	genus of terrestrial orchids having usually a single pair of broad shining leaves near the middle of the stem; found in temperate Asia and North America and Europe