Compositae vs genus Artemisia

Compositae and genus Artemisia both are nouns.

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

Compositae (noun)	genus Artemisia (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	usually aromatic shrubs or herbs of north temperate regions and South Africa and western South America: wormwood, sagebrush, mugwort, tarragon