rocket cress vs Barbarea vulgaris

rocket cress and Barbarea vulgaris both are nouns.

Word	Noun	Adjective	Verb	Adverb
rocket cress	Yes	No	No	No
Barbarea vulgaris	Yes	No	No	No

As nouns, rocket cress and Barbarea vulgaris are synonyms defined as:

rocket cress and Barbarea vulgaris: noxious cress with yellow flowers; sometimes placed in genus Sisymbrium

Other synonyms of rocket cress include rockcress, Sisymbrium barbarea, yellow rocket.

rocket cress (noun)	Barbarea vulgaris (noun)
noxious cress with yellow flowers; sometimes placed in genus Sisymbrium	noxious cress with yellow flowers; sometimes placed in genus Sisymbrium