subfamily Corylaceae vs Corylaceae

subfamily Corylaceae and Corylaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
subfamily Corylaceae	Yes	No	No	No
Corylaceae	Yes	No	No	No

As nouns, subfamily Corylaceae and Corylaceae are synonyms defined as:

subfamily Corylaceae and Corylaceae: used in some classification systems for the genus Corylus

Other synonyms of subfamily Corylaceae include family Corylaceae.

subfamily Corylaceae (noun)	Corylaceae (noun)
used in some classification systems for the genus Corylus	used in some classification systems for the genus Corylus