family Lamiaceae vs genus Pycnanthemum

family Lamiaceae and genus Pycnanthemum both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Lamiaceae	Yes	No	No	No
genus Pycnanthemum	Yes	No	No	No

family Lamiaceae (noun)	genus Pycnanthemum (noun)
a large family of aromatic herbs and shrubs having flowers resembling the lips of a mouth and four-lobed ovaries yielding four one-seeded nutlets and including mint, thyme, sage, rosemary	American mountain mint