family Compositae vs Boltonia

family Compositae and Boltonia both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Compositae	Yes	No	No	No
Boltonia	Yes	No	No	No

family Compositae (noun)	Boltonia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of tall leafy perennial herbs of eastern America and eastern Asia having flowers that resemble asters