genus Madia vs Compositae

genus Madia and Compositae both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Madia	Yes	No	No	No
Compositae	Yes	No	No	No

genus Madia (noun)	Compositae (noun)
genus of sticky herbs with yellow flowers open in morning or evening but closed in bright light	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia