family Labiatae vs genus Molucella

family Labiatae and genus Molucella both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Labiatae	Yes	No	No	No
genus Molucella	Yes	No	No	No

family Labiatae (noun)	genus Molucella (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	small genus of aromatic herbs of Mediterranean regions; widely cultivated