dogbane family vs order Gentianales

dogbane family and order Gentianales both are nouns.

Word	Noun	Adjective	Verb	Adverb
dogbane family	Yes	No	No	No
order Gentianales	Yes	No	No	No

dogbane family (noun)	order Gentianales (noun)
chiefly tropical trees or shrubs or herbs having milky juice and often showy flowers; many are sources of drugs	an order of dicotyledonous plants having gamopetalous flowers, Gentianaceae, Apocynaceae, Asclepiadaceae, Loganiaceae, Oleaceae, Salvadoraceae