cedar tree vs family Cupressaceae

cedar tree and family Cupressaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
cedar tree	Yes	No	No	No
family Cupressaceae	Yes	No	No	No

cedar tree (noun)	family Cupressaceae (noun)
any cedar of the genus Cedrus	cypresses and junipers and many cedars
any of numerous trees of the family Cupressaceae that resemble cedars