genus Prenanthes vs Compositae

genus Prenanthes and Compositae both are nouns.

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

genus Prenanthes (noun)	Compositae (noun)
genus of North American and Asiatic perennial herbs having pinnatisect leaves small heads of drooping yellowish to purple flowers; sometimes includes species often placed in genus Nabalus	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia