genus Leucanthemum vs family Compositae

genus Leucanthemum and family Compositae both are nouns.

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

genus Leucanthemum (noun)	family Compositae (noun)
comprises plants often included in the genus Chrysanthemum, mainly distributed in southern and central Europe (Leucanthemum)	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia