Compositae vs Parthenium

Compositae and Parthenium both are nouns.

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

Compositae (noun)	Parthenium (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	small genus of North American herbs and shrubs with terminal panicles of small ray flowers