Apium graveolens rapaceum vs root celery

Apium graveolens rapaceum and root celery both are nouns.

Word	Noun	Adjective	Verb	Adverb
Apium graveolens rapaceum	Yes	No	No	No
root celery	Yes	No	No	No

As nouns, Apium graveolens rapaceum and root celery are synonyms defined as:

Apium graveolens rapaceum and root celery: grown for its thickened edible aromatic root

Other synonyms of Apium graveolens rapaceum include celeriac, celery root, knob celery, turnip-rooted celery.

Apium graveolens rapaceum (noun)	root celery (noun)
grown for its thickened edible aromatic root	grown for its thickened edible aromatic root