Helenium vs Compositae

Helenium and Compositae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Helenium	Yes	No	No	No
Compositae	Yes	No	No	No

Helenium (noun)	Compositae (noun)
genus of American herbs with flowers having yellow rays: sneezeweeds	plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia