family Labiatae vs genus Origanum

family Labiatae and genus Origanum both are nouns.

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

family Labiatae (noun)	genus Origanum (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	a genus of aromatic mints of the family Labiatae