Alpine fir vs Abies lasiocarpa

Alpine fir and Abies lasiocarpa both are nouns.

Word	Noun	Adjective	Verb	Adverb
Alpine fir	Yes	No	No	No
Abies lasiocarpa	Yes	No	No	No

As nouns, Alpine fir and Abies lasiocarpa are synonyms defined as:

Alpine fir and Abies lasiocarpa: medium-tall timber tree of the Rocky Mountains having a narrowly conic to columnar crown

Other synonyms of Alpine fir include subalpine fir.

Alpine fir (noun)	Abies lasiocarpa (noun)
medium-tall timber tree of the Rocky Mountains having a narrowly conic to columnar crown	medium-tall timber tree of the Rocky Mountains having a narrowly conic to columnar crown