family Graminaceae vs Graminaceae

family Graminaceae and Graminaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Graminaceae	Yes	No	No	No
Graminaceae	Yes	No	No	No

As nouns, family Graminaceae and Graminaceae are synonyms defined as:

family Graminaceae and Graminaceae: the grasses: chiefly herbaceous but some woody plants including cereals, bamboo, reeds, sugar cane

Other synonyms of family Graminaceae include family Gramineae, family Poaceae, Gramineae, grass family, Poaceae.

family Graminaceae (noun)	Graminaceae (noun)
the grasses: chiefly herbaceous but some woody plants including cereals, bamboo, reeds, sugar cane	the grasses: chiefly herbaceous but some woody plants including cereals, bamboo, reeds, sugar cane