Abies grandis vs grand fir

Abies grandis and grand fir both are nouns.

Word	Noun	Adjective	Verb	Adverb
Abies grandis	Yes	No	No	No
grand fir	Yes	No	No	No

As nouns, Abies grandis and grand fir are synonyms defined as:

Abies grandis and grand fir: lofty fir of the Pacific coast of northwestern America having long curving branches and deep green leaves

Other synonyms of Abies grandis include giant fir, lowland fir, lowland white fir.

Abies grandis (noun)	grand fir (noun)
lofty fir of the Pacific coast of northwestern America having long curving branches and deep green leaves	lofty fir of the Pacific coast of northwestern America having long curving branches and deep green leaves