Labiatae vs genus Trichostema

Labiatae and genus Trichostema both are nouns.

Word	Noun	Adjective	Verb	Adverb
Labiatae	Yes	No	No	No
genus Trichostema	Yes	No	No	No

Labiatae (noun)	genus Trichostema (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	genus of North American aromatic herbs or subshrubs: blue curls