family Asteraceae vs Stenotus

family Asteraceae and Stenotus both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Asteraceae	Yes	No	No	No
Stenotus	Yes	No	No	No

family Asteraceae (noun)	Stenotus (noun)
plants with heads composed of many florets: aster, daisy, dandelion, goldenrod, marigold, lettuces, ragweed, sunflower, thistle, zinnia	genus of western North American low evergreen shrubs growing in dense tufts