Labiatae vs genus Hedeoma

Labiatae and genus Hedeoma both are nouns.

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

Labiatae (noun)	genus Hedeoma (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 American herbs (American pennyroyal)