rosid dicot family vs Rosidae

rosid dicot family and Rosidae both are nouns.

Word	Noun	Adjective	Verb	Adverb
rosid dicot family	Yes	No	No	No
Rosidae	Yes	No	No	No

rosid dicot family (noun)	Rosidae (noun)
a family of dicotyledonous plants	a group of trees and shrubs and herbs mostly with polypetalous flowers; contains 108 families including Rosaceae, Crassulaceae, Myrtaceae, Melastomaceae, Euphorbiaceae, Umbelliferae