genus Helichrysum vs family Compositae

genus Helichrysum and family Compositae both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Helichrysum	Yes	No	No	No
family Compositae	Yes	No	No	No

genus Helichrysum (noun)	family Compositae (noun)
large genus of mostly African and Australian herbs and shrubs: everlasting flowers; in some classifications includes genus Ozothamnus	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia