family Compositae vs composite plant

family Compositae and composite plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Compositae	Yes	No	No	No
composite plant	Yes	No	No	No

family Compositae (noun)	composite plant (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers