blue fig vs genus Elaeocarpus

blue fig and genus Elaeocarpus both are nouns.

Word	Noun	Adjective	Verb	Adverb
blue fig	Yes	No	No	No
genus Elaeocarpus	Yes	No	No	No

blue fig (noun)	genus Elaeocarpus (noun)
Australian tree having hard white timber and glossy green leaves with white flowers followed by one-seeded glossy blue fruit	type genus of the family Elaeocarpaceae
the fruit of the Brisbane quandong tree